+#include <uuid/uuid.h>
+_ACEOF
+if { (ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null && {
+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ }; then
+ ac_header_preproc=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+
+rm -f conftest.err conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+ yes:no: )
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: proceeding with the compiler's result" >&2;}
+ ac_header_preproc=yes
+ ;;
+ no:yes:* )
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: present but cannot be compiled" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: check for missing prerequisite headers?" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: see the Autoconf documentation" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: section \"Present But Cannot Be Compiled\"" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: proceeding with the preprocessor's result" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: proceeding with the preprocessor's result" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: uuid/uuid.h: in the future, the compiler will take precedence" >&5
+$as_echo "$as_me: WARNING: uuid/uuid.h: in the future, the compiler will take precedence" >&2;}
+
+ ;;
+esac
+{ $as_echo "$as_me:$LINENO: checking for uuid/uuid.h" >&5
+$as_echo_n "checking for uuid/uuid.h... " >&6; }
+if test "${ac_cv_header_uuid_uuid_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_cv_header_uuid_uuid_h=$ac_header_preproc
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_uuid_uuid_h" >&5
+$as_echo "$ac_cv_header_uuid_uuid_h" >&6; }
+
+fi
+if test "x$ac_cv_header_uuid_uuid_h" = x""yes; then
+ :
+else
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error:
+ *** uuid/uuid.h missing, libuuid-devel package required
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error:
+ *** uuid/uuid.h missing, libuuid-devel package required
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking for library containing uuid_generate" >&5
+$as_echo_n "checking for library containing uuid_generate... " >&6; }
+if test "${ac_cv_search_uuid_generate+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char uuid_generate ();
+int
+main ()
+{
+return uuid_generate ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' uuid; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ ac_cv_search_uuid_generate=$ac_res
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext
+ if test "${ac_cv_search_uuid_generate+set}" = set; then
+ break
+fi
+done
+if test "${ac_cv_search_uuid_generate+set}" = set; then
+ :
+else
+ ac_cv_search_uuid_generate=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_search_uuid_generate" >&5
+$as_echo "$ac_cv_search_uuid_generate" >&6; }
+ac_res=$ac_cv_search_uuid_generate
+if test "$ac_res" != no; then
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error:
+ *** uuid_generate() missing, libuuid-devel package required
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error:
+ *** uuid_generate() missing, libuuid-devel package required
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+fi
+
+
+ { $as_echo "$as_me:$LINENO: checking for library containing uuid_is_null" >&5
+$as_echo_n "checking for library containing uuid_is_null... " >&6; }
+if test "${ac_cv_search_uuid_is_null+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char uuid_is_null ();
+int
+main ()
+{
+return uuid_is_null ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' uuid; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ ac_cv_search_uuid_is_null=$ac_res
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext
+ if test "${ac_cv_search_uuid_is_null+set}" = set; then
+ break
+fi
+done
+if test "${ac_cv_search_uuid_is_null+set}" = set; then
+ :
+else
+ ac_cv_search_uuid_is_null=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_search_uuid_is_null" >&5
+$as_echo "$ac_cv_search_uuid_is_null" >&6; }
+ac_res=$ac_cv_search_uuid_is_null
+if test "$ac_res" != no; then
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error:
+ *** uuid_is_null() missing, libuuid-devel package required
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error:
+ *** uuid_is_null() missing, libuuid-devel package required
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+fi
+
+
+ LIBUUID="-luuid"
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBUUID 1
+_ACEOF
+
+
+
+
+# Check whether --with-tirpc was given.
+if test "${with_tirpc+set}" = set; then
+ withval=$with_tirpc;
+else
+ with_tirpc=check
+fi
+
+
+ LIBTIRPC=
+ LIBTIRPC_CFLAGS=
+
+ if test "x$with_tirpc" != xno; then
+ { $as_echo "$as_me:$LINENO: checking for xdrmem_create in -ltirpc" >&5
+$as_echo_n "checking for xdrmem_create in -ltirpc... " >&6; }
+if test "${ac_cv_lib_tirpc_xdrmem_create+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-ltirpc $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char xdrmem_create ();
+int
+main ()
+{
+return xdrmem_create ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ ac_cv_lib_tirpc_xdrmem_create=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_lib_tirpc_xdrmem_create=no
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_tirpc_xdrmem_create" >&5
+$as_echo "$ac_cv_lib_tirpc_xdrmem_create" >&6; }
+if test "x$ac_cv_lib_tirpc_xdrmem_create" = x""yes; then
+ LIBTIRPC=-ltirpc
+
+ LIBTIRPC_CFLAGS=-I/usr/include/tirpc
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBTIRPC 1
+_ACEOF
+
+
+else
+ if test "x$with_tirpc" != xcheck; then
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: --with-tirpc was given, but test for tirpc failed
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error: --with-tirpc was given, but test for tirpc failed
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+ fi
+ { $as_echo "$as_me:$LINENO: checking for library containing xdrmem_create" >&5
+$as_echo_n "checking for library containing xdrmem_create... " >&6; }
+if test "${ac_cv_search_xdrmem_create+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char xdrmem_create ();
+int
+main ()
+{
+return xdrmem_create ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' tirpc; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ ac_cv_search_xdrmem_create=$ac_res
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext
+ if test "${ac_cv_search_xdrmem_create+set}" = set; then
+ break
+fi
+done
+if test "${ac_cv_search_xdrmem_create+set}" = set; then
+ :
+else
+ ac_cv_search_xdrmem_create=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_search_xdrmem_create" >&5
+$as_echo "$ac_cv_search_xdrmem_create" >&6; }
+ac_res=$ac_cv_search_xdrmem_create
+if test "$ac_res" != no; then
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: xdrmem_create() requires tirpc or libc
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error: xdrmem_create() requires tirpc or libc
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+fi
+
+
+fi
+
+else
+ { $as_echo "$as_me:$LINENO: checking for library containing xdrmem_create" >&5
+$as_echo_n "checking for library containing xdrmem_create... " >&6; }
+if test "${ac_cv_search_xdrmem_create+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char xdrmem_create ();
+int
+main ()
+{
+return xdrmem_create ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' tirpc; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ ac_cv_search_xdrmem_create=$ac_res
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext
+ if test "${ac_cv_search_xdrmem_create+set}" = set; then
+ break
+fi
+done
+if test "${ac_cv_search_xdrmem_create+set}" = set; then
+ :
+else
+ ac_cv_search_xdrmem_create=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_search_xdrmem_create" >&5
+$as_echo "$ac_cv_search_xdrmem_create" >&6; }
+ac_res=$ac_cv_search_xdrmem_create
+if test "$ac_res" != no; then
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+else
+
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: xdrmem_create() requires libc
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error: xdrmem_create() requires libc
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+fi
+
+
+fi
+
+
+
+ LIBBLKID=
+
+ if test "${ac_cv_header_blkid_blkid_h+set}" = set; then
+ { $as_echo "$as_me:$LINENO: checking for blkid/blkid.h" >&5
+$as_echo_n "checking for blkid/blkid.h... " >&6; }
+if test "${ac_cv_header_blkid_blkid_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_blkid_blkid_h" >&5
+$as_echo "$ac_cv_header_blkid_blkid_h" >&6; }
+else
+ # Is the header compilable?
+{ $as_echo "$as_me:$LINENO: checking blkid/blkid.h usability" >&5
+$as_echo_n "checking blkid/blkid.h usability... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <blkid/blkid.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+ ac_header_compiler=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_compiler=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:$LINENO: checking blkid/blkid.h presence" >&5
+$as_echo_n "checking blkid/blkid.h presence... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <blkid/blkid.h>
+_ACEOF
+if { (ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null && {
+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ }; then
+ ac_header_preproc=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+
+rm -f conftest.err conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+ yes:no: )
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: proceeding with the compiler's result" >&2;}
+ ac_header_preproc=yes
+ ;;
+ no:yes:* )
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: present but cannot be compiled" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: check for missing prerequisite headers?" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: see the Autoconf documentation" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: section \"Present But Cannot Be Compiled\"" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: proceeding with the preprocessor's result" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: proceeding with the preprocessor's result" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: blkid/blkid.h: in the future, the compiler will take precedence" >&5
+$as_echo "$as_me: WARNING: blkid/blkid.h: in the future, the compiler will take precedence" >&2;}
+
+ ;;
+esac
+{ $as_echo "$as_me:$LINENO: checking for blkid/blkid.h" >&5
+$as_echo_n "checking for blkid/blkid.h... " >&6; }
+if test "${ac_cv_header_blkid_blkid_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_cv_header_blkid_blkid_h=$ac_header_preproc
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_blkid_blkid_h" >&5
+$as_echo "$ac_cv_header_blkid_blkid_h" >&6; }
+
+fi
+if test "x$ac_cv_header_blkid_blkid_h" = x""yes; then
+ :
+else
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error:
+ *** blkid.h missing, libblkid-devel package required
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error:
+ *** blkid.h missing, libblkid-devel package required
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+fi
+
+
+
+ LIBBLKID="-lblkid"
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBBLKID 1
+_ACEOF
+
+
+
+ LIBUDEV=
+
+ if test "${ac_cv_header_libudev_h+set}" = set; then
+ { $as_echo "$as_me:$LINENO: checking for libudev.h" >&5
+$as_echo_n "checking for libudev.h... " >&6; }
+if test "${ac_cv_header_libudev_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_libudev_h" >&5
+$as_echo "$ac_cv_header_libudev_h" >&6; }
+else
+ # Is the header compilable?
+{ $as_echo "$as_me:$LINENO: checking libudev.h usability" >&5
+$as_echo_n "checking libudev.h usability... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <libudev.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+ ac_header_compiler=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_compiler=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:$LINENO: checking libudev.h presence" >&5
+$as_echo_n "checking libudev.h presence... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <libudev.h>
+_ACEOF
+if { (ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null && {
+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ }; then
+ ac_header_preproc=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+
+rm -f conftest.err conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+ yes:no: )
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: libudev.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: libudev.h: proceeding with the compiler's result" >&2;}
+ ac_header_preproc=yes
+ ;;
+ no:yes:* )
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: libudev.h: present but cannot be compiled" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: libudev.h: check for missing prerequisite headers?" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: libudev.h: see the Autoconf documentation" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: libudev.h: section \"Present But Cannot Be Compiled\"" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: proceeding with the preprocessor's result" >&5
+$as_echo "$as_me: WARNING: libudev.h: proceeding with the preprocessor's result" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libudev.h: in the future, the compiler will take precedence" >&5
+$as_echo "$as_me: WARNING: libudev.h: in the future, the compiler will take precedence" >&2;}
+
+ ;;
+esac
+{ $as_echo "$as_me:$LINENO: checking for libudev.h" >&5
+$as_echo_n "checking for libudev.h... " >&6; }
+if test "${ac_cv_header_libudev_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_cv_header_libudev_h=$ac_header_preproc
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_libudev_h" >&5
+$as_echo "$ac_cv_header_libudev_h" >&6; }
+
+fi
+if test "x$ac_cv_header_libudev_h" = x""yes; then
+
+ user_libudev=yes
+ LIBUDEV="-ludev"
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBUDEV 1
+_ACEOF
+
+
+else
+
+ user_libudev=no
+
+fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking for library containing udev_device_get_is_initialized" >&5
+$as_echo_n "checking for library containing udev_device_get_is_initialized... " >&6; }
+if test "${ac_cv_search_udev_device_get_is_initialized+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char udev_device_get_is_initialized ();
+int
+main ()
+{
+return udev_device_get_is_initialized ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' udev; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ ac_cv_search_udev_device_get_is_initialized=$ac_res
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext
+ if test "${ac_cv_search_udev_device_get_is_initialized+set}" = set; then
+ break
+fi
+done
+if test "${ac_cv_search_udev_device_get_is_initialized+set}" = set; then
+ :
+else
+ ac_cv_search_udev_device_get_is_initialized=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_search_udev_device_get_is_initialized" >&5
+$as_echo "$ac_cv_search_udev_device_get_is_initialized" >&6; }
+ac_res=$ac_cv_search_udev_device_get_is_initialized
+if test "$ac_res" != no; then
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBUDEV_UDEV_DEVICE_GET_IS_INITIALIZED 1
+_ACEOF
+
+fi
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking for -Wframe-larger-than=<size> support" >&5
+$as_echo_n "checking for -Wframe-larger-than=<size> support... " >&6; }
+
+ saved_flags="$CFLAGS"
+ CFLAGS="$CFLAGS -Wframe-larger-than=1024"
+
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+
+ FRAME_LARGER_THAN=-Wframe-larger-than=1024
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+ FRAME_LARGER_THAN=
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ CFLAGS="$saved_flags"
+
+
+
+ LIBAIO=
+
+ if test "${ac_cv_header_libaio_h+set}" = set; then
+ { $as_echo "$as_me:$LINENO: checking for libaio.h" >&5
+$as_echo_n "checking for libaio.h... " >&6; }
+if test "${ac_cv_header_libaio_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_libaio_h" >&5
+$as_echo "$ac_cv_header_libaio_h" >&6; }
+else
+ # Is the header compilable?
+{ $as_echo "$as_me:$LINENO: checking libaio.h usability" >&5
+$as_echo_n "checking libaio.h usability... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <libaio.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+ ac_header_compiler=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_compiler=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:$LINENO: checking libaio.h presence" >&5
+$as_echo_n "checking libaio.h presence... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <libaio.h>
+_ACEOF
+if { (ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null && {
+ test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ }; then
+ ac_header_preproc=yes
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+
+rm -f conftest.err conftest.$ac_ext
+{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+ yes:no: )
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: libaio.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: libaio.h: proceeding with the compiler's result" >&2;}
+ ac_header_preproc=yes
+ ;;
+ no:yes:* )
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: libaio.h: present but cannot be compiled" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: libaio.h: check for missing prerequisite headers?" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: libaio.h: see the Autoconf documentation" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: libaio.h: section \"Present But Cannot Be Compiled\"" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: proceeding with the preprocessor's result" >&5
+$as_echo "$as_me: WARNING: libaio.h: proceeding with the preprocessor's result" >&2;}
+ { $as_echo "$as_me:$LINENO: WARNING: libaio.h: in the future, the compiler will take precedence" >&5
+$as_echo "$as_me: WARNING: libaio.h: in the future, the compiler will take precedence" >&2;}
+
+ ;;
+esac
+{ $as_echo "$as_me:$LINENO: checking for libaio.h" >&5
+$as_echo_n "checking for libaio.h... " >&6; }
+if test "${ac_cv_header_libaio_h+set}" = set; then
+ $as_echo_n "(cached) " >&6
+else
+ ac_cv_header_libaio_h=$ac_header_preproc
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_libaio_h" >&5
+$as_echo "$ac_cv_header_libaio_h" >&6; }
+
+fi
+if test "x$ac_cv_header_libaio_h" = x""yes; then
+
+ user_libaio=yes
+ LIBAIO="-laio"
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LIBAIO 1
+_ACEOF
+
+
+else
+
+ user_libaio=no
+
+fi
+
+
+
+
+ if test "x$runstatedir" = x; then
+ runstatedir='${localstatedir}/run'
+
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking makedev() is declared in sys/sysmacros.h" >&5
+$as_echo_n "checking makedev() is declared in sys/sysmacros.h... " >&6; }
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #include <sys/sysmacros.h>
+
+int
+main ()
+{
+
+ int k;
+ k = makedev(0,0);
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MAKEDEV_IN_SYSMACROS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+ { $as_echo "$as_me:$LINENO: checking makedev() is declared in sys/mkdev.h" >&5
+$as_echo_n "checking makedev() is declared in sys/mkdev.h... " >&6; }
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #include <sys/mkdev.h>
+
+int
+main ()
+{
+
+ int k;
+ k = makedev(0,0);
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MAKEDEV_IN_MKDEV 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+ { $as_echo "$as_me:$LINENO: checking for -Wno-format-truncation support" >&5
+$as_echo_n "checking for -Wno-format-truncation support... " >&6; }
+
+ saved_flags="$CFLAGS"
+ CFLAGS="$CFLAGS -Wno-format-truncation"
+
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_compile") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest.$ac_objext; then
+
+ NO_FORMAT_TRUNCATION=-Wno-format-truncation
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+ NO_FORMAT_TRUNCATION=
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ CFLAGS="$saved_flags"
+
+
+
+
+ ZONENAME="echo global"
+
+
+
+
+
+
+for ac_func in mlockall
+do
+as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+{ $as_echo "$as_me:$LINENO: checking for $ac_func" >&5
+$as_echo_n "checking for $ac_func... " >&6; }
+if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then
+ $as_echo_n "(cached) " >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $ac_func (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined __stub_$ac_func || defined __stub___$ac_func
+choke me
+#endif
+
+int
+main ()
+{
+return $ac_func ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext && {
+ test "$cross_compiling" = yes ||
+ $as_test_x conftest$ac_exeext
+ }; then
+ eval "$as_ac_var=yes"
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ eval "$as_ac_var=no"
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+ac_res=`eval 'as_val=${'$as_ac_var'}
+ $as_echo "$as_val"'`
+ { $as_echo "$as_me:$LINENO: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+as_val=`eval 'as_val=${'$as_ac_var'}
+ $as_echo "$as_val"'`
+ if test "x$as_val" = x""yes; then
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+
+
+
+# Check whether --with-linux was given.
+if test "${with_linux+set}" = set; then
+ withval=$with_linux; kernelsrc="$withval"
+fi
+
+
+
+# Check whether --with-linux-obj was given.
+if test "${with_linux_obj+set}" = set; then
+ withval=$with_linux_obj; kernelbuild="$withval"
+fi
+
+
+ { $as_echo "$as_me:$LINENO: checking kernel source directory" >&5
+$as_echo_n "checking kernel source directory... " >&6; }
+ if test -z "$kernelsrc"; then
+
+ if test -e "/lib/modules/$(uname -r)/source"; then
+
+ headersdir="/lib/modules/$(uname -r)/source"
+ sourcelink=$(readlink -f "$headersdir")
+
+elif test -e "/lib/modules/$(uname -r)/build"; then
+
+ headersdir="/lib/modules/$(uname -r)/build"
+ sourcelink=$(readlink -f "$headersdir")
+
+else
+
+ sourcelink=$(ls -1d /usr/src/kernels/* \
+ /usr/src/linux-* \
+ 2>/dev/null | grep -v obj | tail -1)
+
+fi
+
+
+ if test -n "$sourcelink" && test -e ${sourcelink}; then
+
+ kernelsrc=`readlink -f ${sourcelink}`
+
+else
+
+ kernelsrc="Not found"
+
+fi
+
+
+else
+
+ if test "$kernelsrc" = "NONE"; then
+
+ kernsrcver=NONE
+
+fi
+
+ withlinux=yes
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: result: $kernelsrc" >&5
+$as_echo "$kernelsrc" >&6; }
+ if test ! -d "$kernelsrc"; then
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the kernel devel package for your distribution
+ *** is installed and then try again. If that fails, you can specify the
+ *** location of the kernel source with the '--with-linux=PATH' option." >&5
+$as_echo "$as_me: error:
+ *** Please make sure the kernel devel package for your distribution
+ *** is installed and then try again. If that fails, you can specify the
+ *** location of the kernel source with the '--with-linux=PATH' option." >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: checking kernel build directory" >&5
+$as_echo_n "checking kernel build directory... " >&6; }
+ if test -z "$kernelbuild"; then
+
+ if test x$withlinux != xyes -a -e "/lib/modules/$(uname -r)/build"; then
+
+ kernelbuild=`readlink -f /lib/modules/$(uname -r)/build`
+
+elif test -d ${kernelsrc}-obj/${target_cpu}/${target_cpu}; then
+
+ kernelbuild=${kernelsrc}-obj/${target_cpu}/${target_cpu}
+
+elif test -d ${kernelsrc}-obj/${target_cpu}/default; then
+
+ kernelbuild=${kernelsrc}-obj/${target_cpu}/default
+
+elif test -d `dirname ${kernelsrc}`/build-${target_cpu}; then
+
+ kernelbuild=`dirname ${kernelsrc}`/build-${target_cpu}
+
+else
+
+ kernelbuild=${kernelsrc}
+
+fi
+
+
+fi
+
+ { $as_echo "$as_me:$LINENO: result: $kernelbuild" >&5
+$as_echo "$kernelbuild" >&6; }
+
+ { $as_echo "$as_me:$LINENO: checking kernel source version" >&5
+$as_echo_n "checking kernel source version... " >&6; }
+ utsrelease1=$kernelbuild/include/linux/version.h
+ utsrelease2=$kernelbuild/include/linux/utsrelease.h
+ utsrelease3=$kernelbuild/include/generated/utsrelease.h
+ if test -r $utsrelease1 && fgrep -q UTS_RELEASE $utsrelease1; then
+
+ utsrelease=linux/version.h
+
+elif test -r $utsrelease2 && fgrep -q UTS_RELEASE $utsrelease2; then
+
+ utsrelease=linux/utsrelease.h
+
+elif test -r $utsrelease3 && fgrep -q UTS_RELEASE $utsrelease3; then
+
+ utsrelease=generated/utsrelease.h
+
+fi
+
+
+ if test "$utsrelease"; then
+
+ kernsrcver=`(echo "#include <$utsrelease>";
+ echo "kernsrcver=UTS_RELEASE") |
+ cpp -I $kernelbuild/include |
+ grep "^kernsrcver=" | cut -d \" -f 2`
+
+ if test -z "$kernsrcver"; then
+
+ { $as_echo "$as_me:$LINENO: result: Not found" >&5
+$as_echo "Not found" >&6; }
+ { { $as_echo "$as_me:$LINENO: error: *** Cannot determine kernel version." >&5
+$as_echo "$as_me: error: *** Cannot determine kernel version." >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+else
+
+ { $as_echo "$as_me:$LINENO: result: Not found" >&5
+$as_echo "Not found" >&6; }
+ if test "x$enable_linux_builtin" != xyes; then
+ { { $as_echo "$as_me:$LINENO: error: *** Cannot find UTS_RELEASE definition." >&5
+$as_echo "$as_me: error: *** Cannot find UTS_RELEASE definition." >&2;}
+ { (exit 1); exit 1; }; }
+ else
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Cannot find UTS_RELEASE definition.
+ *** Please run 'make prepare' inside the kernel source tree." >&5
+$as_echo "$as_me: error:
+ *** Cannot find UTS_RELEASE definition.
+ *** Please run 'make prepare' inside the kernel source tree." >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: result: $kernsrcver" >&5
+$as_echo "$kernsrcver" >&6; }
+
+ LINUX=${kernelsrc}
+ LINUX_OBJ=${kernelbuild}
+ LINUX_VERSION=${kernsrcver}
+
+
+
+
+
+
+ modpost=$LINUX/scripts/Makefile.modpost
+ { $as_echo "$as_me:$LINENO: checking kernel file name for module symbols" >&5
+$as_echo_n "checking kernel file name for module symbols... " >&6; }
+ if test "x$enable_linux_builtin" != xyes -a -f "$modpost"; then
+
+ if grep -q Modules.symvers $modpost; then
+
+ LINUX_SYMBOLS=Modules.symvers
+
+else
+
+ LINUX_SYMBOLS=Module.symvers
+
+fi
+
+
+ if test ! -f "$LINUX_OBJ/$LINUX_SYMBOLS"; then
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the kernel devel package for your distribution
+ *** is installed. If you are building with a custom kernel, make sure the
+ *** kernel is configured, built, and the '--with-linux=PATH' configure
+ *** option refers to the location of the kernel source." >&5
+$as_echo "$as_me: error:
+ *** Please make sure the kernel devel package for your distribution
+ *** is installed. If you are building with a custom kernel, make sure the
+ *** kernel is configured, built, and the '--with-linux=PATH' configure
+ *** option refers to the location of the kernel source." >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+else
+
+ LINUX_SYMBOLS=NONE
+
+fi
+
+ { $as_echo "$as_me:$LINENO: result: $LINUX_SYMBOLS" >&5
+$as_echo "$LINUX_SYMBOLS" >&6; }
+
+
+
+
+
+# Check whether --with-spl was given.
+if test "${with_spl+set}" = set; then
+ withval=$with_spl; if test "$withval" = "yes"; then
+ { { $as_echo "$as_me:$LINENO: error: --with-spl=PATH requires a PATH" >&5
+$as_echo "$as_me: error: --with-spl=PATH requires a PATH" >&2;}
+ { (exit 1); exit 1; }; }
+else
+ splsrc="$withval"
+fi
+
+fi
+
+
+
+# Check whether --with-spl-obj was given.
+if test "${with_spl_obj+set}" = set; then
+ withval=$with_spl_obj; splbuild="$withval"
+fi
+
+
+
+# Check whether --with-spl-timeout was given.
+if test "${with_spl_timeout+set}" = set; then
+ withval=$with_spl_timeout; timeout="$withval"
+else
+ timeout=0
+fi
+
+
+ splsrc0="/var/lib/dkms/spl/${VERSION}/build"
+ splsrc1="/usr/local/src/spl-${VERSION}/${LINUX_VERSION}"
+ splsrc2="/usr/local/src/spl-${VERSION}"
+ splsrc3="/usr/src/spl-${VERSION}/${LINUX_VERSION}"
+ splsrc4="/usr/src/spl-${VERSION}"
+ splsrc5="../spl/"
+ splsrc6="$LINUX"
+
+ { $as_echo "$as_me:$LINENO: checking spl source directory" >&5
+$as_echo_n "checking spl source directory... " >&6; }
+ if test -z "${splsrc}"; then
+
+ all_spl_sources="
+ ${splsrc0}
+ ${splsrc1}
+ ${splsrc2}
+ ${splsrc3}
+ ${splsrc4}
+ ${splsrc5}
+ ${splsrc6}",
+ if test -e "${splsrc0}/spl.release.in"; then
+
+ splsrc=${splsrc0}
+
+elif test -e "${splsrc1}/spl.release.in"; then
+
+ splsrc=${splsrc1}
+
+elif test -e "${splsrc2}/spl.release.in"; then
+
+ splsrc=${splsrc2}
+
+elif test -e "${splsrc3}/spl.release.in"; then
+
+ splsrc=$(readlink -f "${splsrc3}")
+
+elif test -e "${splsrc4}/spl.release.in" ; then
+
+ splsrc=${splsrc4}
+
+elif test -e "${splsrc5}/spl.release.in"; then
+
+ splsrc=$(readlink -f "${splsrc5}")
+
+elif test -e "${splsrc6}/spl.release.in" ; then
+
+ splsrc=${splsrc6}
+
+else
+
+ splsrc="Not found"
+
+fi
+
+
+else
+
+ all_spl_sources="$withval",
+ if test "$splsrc" = "NONE"; then
+
+ splbuild=NONE
+ splsrcver=NONE
+
+fi
+
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: result: $splsrc" >&5
+$as_echo "$splsrc" >&6; }
+ if test ! -e "$splsrc/spl.release.in"; then
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the kmod spl devel package for your distribution
+ *** is installed then try again. If that fails you can specify the
+ *** location of the spl source with the '--with-spl=PATH' option.
+ *** The spl version must match the version of ZFS you are building,
+ *** ${VERSION}. Failed to find spl.release.in in the following:
+ $all_spl_sources" >&5
+$as_echo "$as_me: error:
+ *** Please make sure the kmod spl devel package for your distribution
+ *** is installed then try again. If that fails you can specify the
+ *** location of the spl source with the '--with-spl=PATH' option.
+ *** The spl version must match the version of ZFS you are building,
+ *** ${VERSION}. Failed to find spl.release.in in the following:
+ $all_spl_sources" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: checking spl build directory" >&5
+$as_echo_n "checking spl build directory... " >&6; }
+
+ all_spl_config_locs="${splsrc}/${LINUX_VERSION}
+ ${splsrc}"
+
+ while true; do
+ if test -z "$splbuild"; then
+
+ if test -e "${splsrc}/${LINUX_VERSION}/spl_config.h" ; then
+
+ splbuild="${splsrc}/${LINUX_VERSION}"
+
+elif test -e "${splsrc}/spl_config.h" ; then
+
+ splbuild="${splsrc}"
+
+elif find -L "${splsrc}" -name spl_config.h 2> /dev/null | grep -wq spl_config.h ; then
+
+ splbuild=$(find -L "${splsrc}" -name spl_config.h | sed 's,/spl_config.h,,')
+
+else
+
+ splbuild="Not found"
+
+fi
+
+
+fi
+
+ if test -e "$splbuild/spl_config.h" -o $timeout -le 0; then
+
+ break;
+
+else
+
+ sleep 1
+ timeout=$((timeout-1))
+
+fi
+
+ done
+
+ { $as_echo "$as_me:$LINENO: result: $splbuild" >&5
+$as_echo "$splbuild" >&6; }
+ if ! test -e "$splbuild/spl_config.h"; then
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the kmod spl devel <kernel> package for your
+ *** distribution is installed then try again. If that fails you
+ *** can specify the location of the spl objects with the
+ *** '--with-spl-obj=PATH' option. Failed to find spl_config.h in
+ *** any of the following:
+ $all_spl_config_locs" >&5
+$as_echo "$as_me: error:
+ *** Please make sure the kmod spl devel <kernel> package for your
+ *** distribution is installed then try again. If that fails you
+ *** can specify the location of the spl objects with the
+ *** '--with-spl-obj=PATH' option. Failed to find spl_config.h in
+ *** any of the following:
+ $all_spl_config_locs" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: checking spl source version" >&5
+$as_echo_n "checking spl source version... " >&6; }
+ if test -r $splbuild/spl_config.h &&
+ fgrep -q SPL_META_VERSION $splbuild/spl_config.h; then
+
+
+ splsrcver=`(echo "#include <spl_config.h>";
+ echo "splsrcver=SPL_META_VERSION-SPL_META_RELEASE") |
+ cpp -I $splbuild |
+ grep "^splsrcver=" | tr -d \" | cut -d= -f2`
+
+fi
+
+
+ if test -z "$splsrcver"; then
+
+ { $as_echo "$as_me:$LINENO: result: Not found" >&5
+$as_echo "Not found" >&6; }
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Cannot determine the version of the spl source.
+ *** Please prepare the spl source before running this script" >&5
+$as_echo "$as_me: error:
+ *** Cannot determine the version of the spl source.
+ *** Please prepare the spl source before running this script" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: result: $splsrcver" >&5
+$as_echo "$splsrcver" >&6; }
+
+ SPL=${splsrc}
+ SPL_OBJ=${splbuild}
+ SPL_VERSION=${splsrcver}
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking spl file name for module symbols" >&5
+$as_echo_n "checking spl file name for module symbols... " >&6; }
+ SPL_SYMBOLS=NONE
+
+ while true; do
+ if test -r $SPL_OBJ/Module.symvers; then
+
+ SPL_SYMBOLS=Module.symvers
+
+elif test -r $SPL_OBJ/Modules.symvers; then
+
+ SPL_SYMBOLS=Modules.symvers
+
+elif test -r $SPL_OBJ/module/Module.symvers; then
+
+ SPL_SYMBOLS=Module.symvers
+
+elif test -r $SPL_OBJ/module/Modules.symvers; then
+
+ SPL_SYMBOLS=Modules.symvers
+
+fi
+
+
+ if test $SPL_SYMBOLS != NONE -o $timeout -le 0; then
+
+ break;
+
+else
+
+ sleep 1
+ timeout=$((timeout-1))
+
+fi
+
+ done
+
+ if test "$SPL_SYMBOLS" = NONE; then
+
+ SPL_SYMBOLS=$LINUX_SYMBOLS
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: result: $SPL_SYMBOLS" >&5
+$as_echo "$SPL_SYMBOLS" >&6; }
+
+
+
+
+# Check whether --with-qat was given.
+if test "${with_qat+set}" = set; then
+ withval=$with_qat; if test "$withval" = "yes"; then
+ { { $as_echo "$as_me:$LINENO: error: --with-qat=PATH requires a PATH" >&5
+$as_echo "$as_me: error: --with-qat=PATH requires a PATH" >&2;}
+ { (exit 1); exit 1; }; }
+else
+ qatsrc="$withval"
+fi
+
+fi
+
+
+
+# Check whether --with-qat-obj was given.
+if test "${with_qat_obj+set}" = set; then
+ withval=$with_qat_obj; qatbuild="$withval"
+fi
+
+
+ if test ! -z "${qatsrc}"; then
+
+ { $as_echo "$as_me:$LINENO: checking qat source directory" >&5
+$as_echo_n "checking qat source directory... " >&6; }
+ { $as_echo "$as_me:$LINENO: result: $qatsrc" >&5
+$as_echo "$qatsrc" >&6; }
+ QAT_SRC="${qatsrc}/quickassist"
+ if test ! -e "$QAT_SRC/include/cpa.h"; then
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the qat driver package is installed
+ *** and specify the location of the qat source with the
+ *** '--with-qat=PATH' option then try again. Failed to
+ *** find cpa.h in:
+ ${QAT_SRC}/include" >&5
+$as_echo "$as_me: error:
+ *** Please make sure the qat driver package is installed
+ *** and specify the location of the qat source with the
+ *** '--with-qat=PATH' option then try again. Failed to
+ *** find cpa.h in:
+ ${QAT_SRC}/include" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+fi
+
+
+ if test ! -z "${qatsrc}"; then
+
+ { $as_echo "$as_me:$LINENO: checking qat build directory" >&5
+$as_echo_n "checking qat build directory... " >&6; }
+ if test -z "$qatbuild"; then
+
+ qatbuild="${qatsrc}/build"
+
+fi
+
+
+ { $as_echo "$as_me:$LINENO: result: $qatbuild" >&5
+$as_echo "$qatbuild" >&6; }
+ QAT_OBJ=${qatbuild}
+ if ! test -e "$QAT_OBJ/icp_qa_al.ko" && ! test -e "$QAT_OBJ/qat_api.ko"; then
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the qat driver is installed then try again.
+ *** Failed to find icp_qa_al.ko or qat_api.ko in:
+ $QAT_OBJ" >&5
+$as_echo "$as_me: error:
+ *** Please make sure the qat driver is installed then try again.
+ *** Failed to find icp_qa_al.ko or qat_api.ko in:
+ $QAT_OBJ" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+
+
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_QAT 1
+_ACEOF
+
+
+fi
+
+
+ if test ! -z "${qatsrc}"; then
+
+ { $as_echo "$as_me:$LINENO: checking qat file for module symbols" >&5
+$as_echo_n "checking qat file for module symbols... " >&6; }
+ QAT_SYMBOLS=$QAT_SRC/lookaside/access_layer/src/Module.symvers
+
+ if test -r $QAT_SYMBOLS; then
+
+ { $as_echo "$as_me:$LINENO: result: $QAT_SYMBOLS" >&5
+$as_echo "$QAT_SYMBOLS" >&6; }
+
+
+else
+
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Please make sure the qat driver is installed then try again.
+ *** Failed to find Module.symvers in:
+ $QAT_SYMBOLS" >&5
+$as_echo "$as_me: error:
+ *** Please make sure the qat driver is installed then try again.
+ *** Failed to find Module.symvers in:
+ $QAT_SYMBOLS" >&2;}
+ { (exit 1); exit 1; }; }
+
+fi
+
+
+fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether modules can be built" >&5
+$as_echo_n "checking whether modules can be built... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+int
+main (void)
+{
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ if test "x$enable_linux_builtin" != xyes; then
+ { { $as_echo "$as_me:$LINENO: error: *** Unable to build an empty module." >&5
+$as_echo "$as_me: error: *** Unable to build an empty module." >&2;}
+ { (exit 1); exit 1; }; }
+ else
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Unable to build an empty module.
+ *** Please run 'make scripts' inside the kernel source tree." >&5
+$as_echo "$as_me: error:
+ *** Unable to build an empty module.
+ *** Please run 'make scripts' inside the kernel source tree." >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking for compile-time stack validation (objtool)" >&5
+$as_echo_n "checking for compile-time stack validation (objtool)... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #undef __ASSEMBLY__
+ #include <asm/frame.h>
+
+int
+main (void)
+{
+
+ #if !defined(FRAME_BEGIN)
+ CTASSERT(1);
+ #endif
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_KERNEL_OBJTOOL 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ if test "x$cross_compiling" != xyes; then
+
+ if test "$cross_compiling" = yes; then
+ { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&5
+$as_echo "$as_me: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }; }
+else
+ cat >conftest.$ac_ext <<_ACEOF
+
+ /* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+ #include "$LINUX/include/linux/license.h"
+
+int
+main ()
+{
+
+ return !license_is_gpl_compatible("$ZFS_META_LICENSE");
+
+ ;
+ return 0;
+}
+
+_ACEOF
+rm -f conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_link") 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+ (eval "$ac_try") 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+
+cat >>confdefs.h <<\_ACEOF
+#define ZFS_IS_GPL_COMPATIBLE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: program exited with status $ac_status" >&5
+$as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+
+
+fi
+rm -rf conftest.dSYM
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+
+
+fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether kernel was built with 16K or larger stacks" >&5
+$as_echo_n "checking whether kernel was built with 16K or larger stacks... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+
+int
+main (void)
+{
+
+ #if (THREAD_SIZE < 16384)
+ #error "THREAD_SIZE is less than 16K"
+ #endif
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LARGE_STACKS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether kernel was built with CONFIG_DEBUG_LOCK_ALLOC" >&5
+$as_echo_n "checking whether kernel was built with CONFIG_DEBUG_LOCK_ALLOC... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+
+int
+main (void)
+{
+
+ #ifndef CONFIG_DEBUG_LOCK_ALLOC
+ #error CONFIG_DEBUG_LOCK_ALLOC not #defined
+ #endif
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ { $as_echo "$as_me:$LINENO: checking whether mutex_lock() is GPL-only" >&5
+$as_echo_n "checking whether mutex_lock() is GPL-only... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+ #include <linux/mutex.h>
+
+ MODULE_LICENSE("$ZFS_META_LICENSE");
+
+int
+main (void)
+{
+
+ struct mutex lock;
+
+ mutex_init(&lock);
+ mutex_lock(&lock);
+ mutex_unlock(&lock);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+ { { $as_echo "$as_me:$LINENO: error:
+ *** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is incompatible
+ *** with the CDDL license and will prevent the module linking stage
+ *** from succeeding. You must rebuild your kernel without this
+ *** option enabled." >&5
+$as_echo "$as_me: error:
+ *** Kernel built with CONFIG_DEBUG_LOCK_ALLOC which is incompatible
+ *** with the CDDL license and will prevent the module linking stage
+ *** from succeeding. You must rebuild your kernel without this
+ *** option enabled." >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="-I\$(src)"
+
+ { $as_echo "$as_me:$LINENO: checking whether DECLARE_EVENT_CLASS() is available" >&5
+$as_echo_n "checking whether DECLARE_EVENT_CLASS() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+ MODULE_LICENSE(ZFS_META_LICENSE);
+
+ #define CREATE_TRACE_POINTS
+ #include "conftest.h"
+
+int
+main (void)
+{
+
+ trace_zfs_autoconf_event_one(1UL);
+ trace_zfs_autoconf_event_two(2UL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+ #if !defined(_CONFTEST_H) || defined(TRACE_HEADER_MULTI_READ)
+ #define _CONFTEST_H
+
+ #undef TRACE_SYSTEM
+ #define TRACE_SYSTEM zfs
+ #include <linux/tracepoint.h>
+
+ DECLARE_EVENT_CLASS(zfs_autoconf_event_class,
+ TP_PROTO(unsigned long i),
+ TP_ARGS(i),
+ TP_STRUCT__entry(
+ __field(unsigned long, i)
+ ),
+ TP_fast_assign(
+ __entry->i = i;
+ ),
+ TP_printk("i = %lu", __entry->i)
+ );
+
+ #define DEFINE_AUTOCONF_EVENT(name) \
+ DEFINE_EVENT(zfs_autoconf_event_class, name, \
+ TP_PROTO(unsigned long i), \
+ TP_ARGS(i))
+ DEFINE_AUTOCONF_EVENT(zfs_autoconf_event_one);
+ DEFINE_AUTOCONF_EVENT(zfs_autoconf_event_two);
+
+ #endif /* _CONFTEST_H */
+
+ #undef TRACE_INCLUDE_PATH
+ #define TRACE_INCLUDE_PATH .
+ #define TRACE_INCLUDE_FILE conftest
+ #include <trace/define_trace.h>
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DECLARE_EVENT_CLASS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether current->bio_tail exists" >&5
+$as_echo_n "checking whether current->bio_tail exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/sched.h>
+
+int
+main (void)
+{
+
+ current->bio_tail = (struct bio **) NULL;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CURRENT_BIO_TAIL 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether current->bio_list exists" >&5
+$as_echo_n "checking whether current->bio_list exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/sched.h>
+
+int
+main (void)
+{
+
+ current->bio_list = (struct bio_list *) NULL;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CURRENT_BIO_LIST 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no - Please file a bug report at
+ https://github.com/zfsonlinux/zfs/issues/new" >&5
+$as_echo "$as_me: error: no - Please file a bug report at
+ https://github.com/zfsonlinux/zfs/issues/new" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether super_block->s_user_ns exists" >&5
+$as_echo_n "checking whether super_block->s_user_ns exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/user_namespace.h>
+
+int
+main (void)
+{
+
+ struct super_block super;
+ super.s_user_ns = (struct user_namespace *)NULL;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SUPER_USER_NS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether submit_bio() wants 1 arg" >&5
+$as_echo_n "checking whether submit_bio() wants 1 arg... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ blk_qc_t blk_qc;
+ struct bio *bio = NULL;
+ blk_qc = submit_bio(bio);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_1ARG_SUBMIT_BIO 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking block device operation prototypes" >&5
+$as_echo_n "checking block device operation prototypes... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+ int blk_open(struct block_device *bdev, fmode_t mode)
+ { return 0; }
+ int blk_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned x, unsigned long y) { return 0; }
+ int blk_compat_ioctl(struct block_device * bdev, fmode_t mode,
+ unsigned x, unsigned long y) { return 0; }
+
+ static const struct block_device_operations
+ bops __attribute__ ((unused)) = {
+ .open = blk_open,
+ .release = NULL,
+ .ioctl = blk_ioctl,
+ .compat_ioctl = blk_compat_ioctl,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: struct block_device" >&5
+$as_echo "struct block_device" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BDEV_BLOCK_DEVICE_OPERATIONS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: struct inode" >&5
+$as_echo "struct inode" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether block_device_operations.release is void" >&5
+$as_echo_n "checking whether block_device_operations.release is void... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+ void blk_release(struct gendisk *g, fmode_t mode) { return; }
+
+ static const struct block_device_operations
+ bops __attribute__ ((unused)) = {
+ .open = NULL,
+ .release = blk_release,
+ .ioctl = NULL,
+ .compat_ioctl = NULL,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: void" >&5
+$as_echo "void" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: int" >&5
+$as_echo "int" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+ { $as_echo "$as_me:$LINENO: checking whether kernel defines fmode_t" >&5
+$as_echo_n "checking whether kernel defines fmode_t... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/types.h>
+
+int
+main (void)
+{
+
+ fmode_t *ptr __attribute__ ((unused));
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FMODE_T 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blkdev_get() wants 3 args" >&5
+$as_echo_n "checking whether blkdev_get() wants 3 args... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct block_device *bdev = NULL;
+ (void) blkdev_get(bdev, 0, NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_3ARG_BLKDEV_GET 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blkdev_get_by_path() is available" >&5
+$as_echo_n "checking whether blkdev_get_by_path() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ blkdev_get_by_path(NULL, 0, NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]blkdev_get_by_path[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/block_dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(blkdev_get_by_path)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLKDEV_GET_BY_PATH 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether open_bdev_exclusive() is available" >&5
+$as_echo_n "checking whether open_bdev_exclusive() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ open_bdev_exclusive(NULL, 0, NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]open_bdev_exclusive[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/block_dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(open_bdev_exclusive)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_OPEN_BDEV_EXCLUSIVE 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether lookup_bdev() wants 1 arg" >&5
+$as_echo_n "checking whether lookup_bdev() wants 1 arg... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ lookup_bdev(NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether lookup_bdev() wants 2 args" >&5
+$as_echo_n "checking whether lookup_bdev() wants 2 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ lookup_bdev(NULL, FMODE_READ);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]lookup_bdev[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/block_dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(lookup_bdev)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_2ARGS_LOOKUP_BDEV 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]lookup_bdev[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/block_dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(lookup_bdev)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether lookup_bdev() wants 2 args" >&5
+$as_echo_n "checking whether lookup_bdev() wants 2 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ lookup_bdev(NULL, FMODE_READ);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]lookup_bdev[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/block_dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(lookup_bdev)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_2ARGS_LOOKUP_BDEV 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_1ARG_LOOKUP_BDEV 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether invalidate_bdev() wants 1 arg" >&5
+$as_echo_n "checking whether invalidate_bdev() wants 1 arg... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/buffer_head.h>
+
+int
+main (void)
+{
+
+ struct block_device *bdev = NULL;
+ invalidate_bdev(bdev);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_1ARG_INVALIDATE_BDEV 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bdev_logical_block_size() is available" >&5
+$as_echo_n "checking whether bdev_logical_block_size() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct block_device *bdev = NULL;
+ bdev_logical_block_size(bdev);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BDEV_LOGICAL_BLOCK_SIZE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bdev_physical_block_size() is available" >&5
+$as_echo_n "checking whether bdev_physical_block_size() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct block_device *bdev = NULL;
+ bdev_physical_block_size(bdev);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BDEV_PHYSICAL_BLOCK_SIZE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bio has bi_iter" >&5
+$as_echo_n "checking whether bio has bi_iter... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ struct bio bio;
+ bio.bi_iter.bi_sector = 0;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_BVEC_ITER 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether BIO_RW_FAILFAST_* are defined" >&5
+$as_echo_n "checking whether BIO_RW_FAILFAST_* are defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ int flags __attribute__ ((unused));
+ flags = ((1 << BIO_RW_FAILFAST_DEV) |
+ (1 << BIO_RW_FAILFAST_TRANSPORT) |
+ (1 << BIO_RW_FAILFAST_DRIVER));
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_RW_FAILFAST_DTD 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bio_set_dev() exists" >&5
+$as_echo_n "checking whether bio_set_dev() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct block_device *bdev = NULL;
+ struct bio *bio = NULL;
+ bio_set_dev(bio, bdev);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_SET_DEV 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether REQ_FAILFAST_MASK is defined" >&5
+$as_echo_n "checking whether REQ_FAILFAST_MASK is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ int flags __attribute__ ((unused));
+ flags = REQ_FAILFAST_MASK;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_REQ_FAILFAST_MASK 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether REQ_OP_DISCARD is defined" >&5
+$as_echo_n "checking whether REQ_OP_DISCARD is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blk_types.h>
+
+int
+main (void)
+{
+
+ int op __attribute__ ((unused)) = REQ_OP_DISCARD;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_REQ_OP_DISCARD 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether REQ_OP_SECURE_ERASE is defined" >&5
+$as_echo_n "checking whether REQ_OP_SECURE_ERASE is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blk_types.h>
+
+int
+main (void)
+{
+
+ int op __attribute__ ((unused)) = REQ_OP_SECURE_ERASE;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_REQ_OP_SECURE_ERASE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether REQ_OP_FLUSH is defined" >&5
+$as_echo_n "checking whether REQ_OP_FLUSH is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blk_types.h>
+
+int
+main (void)
+{
+
+ int op __attribute__ ((unused)) = REQ_OP_FLUSH;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_REQ_OP_FLUSH 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bio->bi_opf is defined" >&5
+$as_echo_n "checking whether bio->bi_opf is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ struct bio bio __attribute__ ((unused));
+ bio.bi_opf = 0;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_BI_OPF 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bio_end_io_t wants 1 arg" >&5
+$as_echo_n "checking whether bio_end_io_t wants 1 arg... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+ void wanted_end_io(struct bio *bio) { return; }
+
+ bio_end_io_t *end_io __attribute__ ((unused)) = wanted_end_io;
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_1ARG_BIO_END_IO_T 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bio->bi_status exists" >&5
+$as_echo_n "checking whether bio->bi_status exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ struct bio bio __attribute__ ((unused));
+ blk_status_t status __attribute__ ((unused)) = BLK_STS_OK;
+
+ bio.bi_status = status;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_BI_STATUS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether BIO_RW_BARRIER is defined" >&5
+$as_echo_n "checking whether BIO_RW_BARRIER is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ int flags __attribute__ ((unused));
+ flags = BIO_RW_BARRIER;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_RW_BARRIER 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether BIO_RW_DISCARD is defined" >&5
+$as_echo_n "checking whether BIO_RW_DISCARD is defined... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ int flags __attribute__ ((unused));
+ flags = BIO_RW_DISCARD;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_RW_DISCARD 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue bdi is dynamic" >&5
+$as_echo_n "checking whether blk_queue bdi is dynamic... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct request_queue q;
+ struct backing_dev_info bdi;
+ q.backing_dev_info = &bdi;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_BDI_DYNAMIC 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_flag_clear() exists" >&5
+$as_echo_n "checking whether blk_queue_flag_clear() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/kernel.h>
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ blk_queue_flag_clear(0, q);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_FLAG_CLEAR 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_flag_set() exists" >&5
+$as_echo_n "checking whether blk_queue_flag_set() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/kernel.h>
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ blk_queue_flag_set(0, q);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_FLAG_SET 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_flush() is available" >&5
+$as_echo_n "checking whether blk_queue_flush() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ (void) blk_queue_flush(q, REQ_FLUSH);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_FLUSH 1
+_ACEOF
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_flush() is GPL-only" >&5
+$as_echo_n "checking whether blk_queue_flush() is GPL-only... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+ #include <linux/blkdev.h>
+
+ MODULE_LICENSE("$ZFS_META_LICENSE");
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ (void) blk_queue_flush(q, REQ_FLUSH);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_FLUSH_GPL_ONLY 1
+_ACEOF
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_write_cache() exists" >&5
+$as_echo_n "checking whether blk_queue_write_cache() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/kernel.h>
+ #include <linux/blkdev.h>
+
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ blk_queue_write_cache(q, true, true);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_WRITE_CACHE 1
+_ACEOF
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_write_cache() is GPL-only" >&5
+$as_echo_n "checking whether blk_queue_write_cache() is GPL-only... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/kernel.h>
+ #include <linux/module.h>
+ #include <linux/blkdev.h>
+
+ MODULE_LICENSE("$ZFS_META_LICENSE");
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ blk_queue_write_cache(q, true, true);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_WRITE_CACHE_GPL_ONLY 1
+_ACEOF
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_max_hw_sectors() is available" >&5
+$as_echo_n "checking whether blk_queue_max_hw_sectors() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ (void) blk_queue_max_hw_sectors(q, BLK_SAFE_MAX_SECTORS);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_MAX_HW_SECTORS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether blk_queue_max_segments() is available" >&5
+$as_echo_n "checking whether blk_queue_max_segments() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct request_queue *q = NULL;
+ (void) blk_queue_max_segments(q, BLK_MAX_SEGMENTS);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_MAX_SEGMENTS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether the BIO_RW_UNPLUG enum is available" >&5
+$as_echo_n "checking whether the BIO_RW_UNPLUG enum is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ extern enum bio_rw_flags rw;
+
+ rw = BIO_RW_UNPLUG;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_HAVE_BIO_RW_UNPLUG 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+
+ { $as_echo "$as_me:$LINENO: checking whether struct blk_plug is available" >&5
+$as_echo_n "checking whether struct blk_plug is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct blk_plug plug;
+
+ blk_start_plug(&plug);
+ blk_finish_plug(&plug);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BLK_QUEUE_HAVE_BLK_PLUG 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+ { $as_echo "$as_me:$LINENO: checking whether get_disk_and_module() is available" >&5
+$as_echo_n "checking whether get_disk_and_module() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/genhd.h>
+
+int
+main (void)
+{
+
+ struct gendisk *disk = NULL;
+ (void) get_disk_and_module(disk);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]get_disk_and_module[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in block/genhd.c; do
+ grep -q -E "EXPORT_SYMBOL.*(get_disk_and_module)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GET_DISK_AND_MODULE 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether get_disk_ro() is available" >&5
+$as_echo_n "checking whether get_disk_ro() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct gendisk *disk = NULL;
+ (void) get_disk_ro(disk);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GET_DISK_RO 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+ { $as_echo "$as_me:$LINENO: checking whether get_gendisk() is available" >&5
+$as_echo_n "checking whether get_gendisk() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/genhd.h>
+
+int
+main (void)
+{
+
+ get_gendisk(0, NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]get_gendisk[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in block/genhd.c; do
+ grep -q -E "EXPORT_SYMBOL.*(get_gendisk)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GET_GENDISK 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether bio_set_op_attrs is available" >&5
+$as_echo_n "checking whether bio_set_op_attrs is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+int
+main (void)
+{
+
+ struct bio *bio __attribute__ ((unused)) = NULL;
+
+ bio_set_op_attrs(bio, 0, 0);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_BIO_SET_OP_ATTRS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether generic_readlink is global" >&5
+$as_echo_n "checking whether generic_readlink is global... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ int i __attribute__ ((unused));
+
+ i = generic_readlink(NULL, NULL, 0);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GENERIC_READLINK 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether ql->discard_granularity is available" >&5
+$as_echo_n "checking whether ql->discard_granularity is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+int
+main (void)
+{
+
+ struct queue_limits ql __attribute__ ((unused));
+
+ ql.discard_granularity = 0;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DISCARD_GRANULARITY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether super_block uses const struct xattr_handler" >&5
+$as_echo_n "checking whether super_block uses const struct xattr_handler... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/xattr.h>
+
+ const struct xattr_handler xattr_test_handler = {
+ .prefix = "test",
+ .get = NULL,
+ .set = NULL,
+ };
+
+ const struct xattr_handler *xattr_handlers[] = {
+ &xattr_test_handler,
+ };
+
+ const struct super_block sb __attribute__ ((unused)) = {
+ .s_xattr = xattr_handlers,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CONST_XATTR_HANDLER 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler has name" >&5
+$as_echo_n "checking whether xattr_handler has name... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .name = XATTR_NAME_POSIX_ACL_ACCESS,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_HANDLER_NAME 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->get() wants both dentry and inode" >&5
+$as_echo_n "checking whether xattr_handler->get() wants both dentry and inode... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int get(const struct xattr_handler *handler,
+ struct dentry *dentry, struct inode *inode,
+ const char *name, void *buffer, size_t size) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .get = get,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_GET_DENTRY_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->get() wants xattr_handler" >&5
+$as_echo_n "checking whether xattr_handler->get() wants xattr_handler... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int get(const struct xattr_handler *handler,
+ struct dentry *dentry, const char *name,
+ void *buffer, size_t size) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .get = get,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_GET_HANDLER 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->get() wants dentry" >&5
+$as_echo_n "checking whether xattr_handler->get() wants dentry... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int get(struct dentry *dentry, const char *name,
+ void *buffer, size_t size, int handler_flags)
+ { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .get = get,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_GET_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->get() wants inode" >&5
+$as_echo_n "checking whether xattr_handler->get() wants inode... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int get(struct inode *ip, const char *name,
+ void *buffer, size_t size) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .get = get,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_GET_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no; please file a bug report" >&5
+$as_echo "$as_me: error: no; please file a bug report" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->set() wants both dentry and inode" >&5
+$as_echo_n "checking whether xattr_handler->set() wants both dentry and inode... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int set(const struct xattr_handler *handler,
+ struct dentry *dentry, struct inode *inode,
+ const char *name, const void *buffer,
+ size_t size, int flags)
+ { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .set = set,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_SET_DENTRY_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->set() wants xattr_handler" >&5
+$as_echo_n "checking whether xattr_handler->set() wants xattr_handler... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int set(const struct xattr_handler *handler,
+ struct dentry *dentry, const char *name,
+ const void *buffer, size_t size, int flags)
+ { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .set = set,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_SET_HANDLER 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->set() wants dentry" >&5
+$as_echo_n "checking whether xattr_handler->set() wants dentry... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int set(struct dentry *dentry, const char *name,
+ const void *buffer, size_t size, int flags,
+ int handler_flags) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .set = set,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_SET_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->set() wants inode" >&5
+$as_echo_n "checking whether xattr_handler->set() wants inode... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ int set(struct inode *ip, const char *name,
+ const void *buffer, size_t size, int flags)
+ { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .set = set,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_SET_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no; please file a bug report" >&5
+$as_echo "$as_me: error: no; please file a bug report" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->list() wants simple" >&5
+$as_echo_n "checking whether xattr_handler->list() wants simple... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ bool list(struct dentry *dentry) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .list = list,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_LIST_SIMPLE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->list() wants xattr_handler" >&5
+$as_echo_n "checking whether xattr_handler->list() wants xattr_handler... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ size_t list(const struct xattr_handler *handler,
+ struct dentry *dentry, char *list, size_t list_size,
+ const char *name, size_t name_len) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .list = list,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_LIST_HANDLER 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->list() wants dentry" >&5
+$as_echo_n "checking whether xattr_handler->list() wants dentry... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ size_t list(struct dentry *dentry,
+ char *list, size_t list_size,
+ const char *name, size_t name_len,
+ int handler_flags) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .list = list,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_LIST_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether xattr_handler->list() wants inode" >&5
+$as_echo_n "checking whether xattr_handler->list() wants inode... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/xattr.h>
+
+ size_t list(struct inode *ip, char *lst,
+ size_t list_size, const char *name,
+ size_t name_len) { return 0; }
+ static const struct xattr_handler
+ xops __attribute__ ((unused)) = {
+ .list = list,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XATTR_LIST_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no; please file a bug report" >&5
+$as_echo "$as_me: error: no; please file a bug report" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether inode_owner_or_capable() exists" >&5
+$as_echo_n "checking whether inode_owner_or_capable() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct inode *ip = NULL;
+ (void) inode_owner_or_capable(ip);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INODE_OWNER_OR_CAPABLE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether is_owner_or_cap() exists" >&5
+$as_echo_n "checking whether is_owner_or_cap() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/sched.h>
+
+int
+main (void)
+{
+
+ struct inode *ip = NULL;
+ (void) is_owner_or_cap(ip);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_IS_OWNER_OR_CAP 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no - Please file a bug report at
+ https://github.com/zfsonlinux/zfs/issues/new" >&5
+$as_echo "$as_me: error: no - Please file a bug report at
+ https://github.com/zfsonlinux/zfs/issues/new" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether posix_acl_from_xattr() needs user_ns" >&5
+$as_echo_n "checking whether posix_acl_from_xattr() needs user_ns... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/cred.h>
+ #include <linux/fs.h>
+ #include <linux/posix_acl_xattr.h>
+
+int
+main (void)
+{
+
+ posix_acl_from_xattr(&init_user_ns, NULL, 0);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_POSIX_ACL_FROM_XATTR_USERNS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether posix_acl_release() is available" >&5
+$as_echo_n "checking whether posix_acl_release() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/cred.h>
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+int
+main (void)
+{
+
+ struct posix_acl* tmp = posix_acl_alloc(1, 0);
+ posix_acl_release(tmp);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_POSIX_ACL_RELEASE 1
+_ACEOF
+
+
+ { $as_echo "$as_me:$LINENO: checking whether posix_acl_release() is GPL-only" >&5
+$as_echo_n "checking whether posix_acl_release() is GPL-only... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+ #include <linux/cred.h>
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+ MODULE_LICENSE("$ZFS_META_LICENSE");
+
+int
+main (void)
+{
+
+ struct posix_acl* tmp = posix_acl_alloc(1, 0);
+ posix_acl_release(tmp);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_POSIX_ACL_RELEASE_GPL_ONLY 1
+_ACEOF
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether set_cached_acl() is usable" >&5
+$as_echo_n "checking whether set_cached_acl() is usable... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+ #include <linux/cred.h>
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+ MODULE_LICENSE("$ZFS_META_LICENSE");
+
+int
+main (void)
+{
+
+ struct inode *ip = NULL;
+ struct posix_acl *acl = posix_acl_alloc(1, 0);
+ set_cached_acl(ip, ACL_TYPE_ACCESS, acl);
+ forget_cached_acl(ip, ACL_TYPE_ACCESS);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SET_CACHED_ACL_USABLE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether posix_acl_chmod exists" >&5
+$as_echo_n "checking whether posix_acl_chmod exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+int
+main (void)
+{
+
+ posix_acl_chmod(NULL, 0, 0)
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_POSIX_ACL_CHMOD 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether __posix_acl_chmod exists" >&5
+$as_echo_n "checking whether __posix_acl_chmod exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+int
+main (void)
+{
+
+ __posix_acl_chmod(NULL, 0, 0)
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE___POSIX_ACL_CHMOD 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether posix_acl_equiv_mode() wants umode_t" >&5
+$as_echo_n "checking whether posix_acl_equiv_mode() wants umode_t... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+int
+main (void)
+{
+
+ umode_t tmp;
+ posix_acl_equiv_mode(NULL,&tmp);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_POSIX_ACL_EQUIV_MODE_UMODE_T 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether posix_acl_valid() wants user namespace" >&5
+$as_echo_n "checking whether posix_acl_valid() wants user namespace... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/posix_acl.h>
+
+int
+main (void)
+{
+
+ struct user_namespace *user_ns = NULL;
+ const struct posix_acl *acl = NULL;
+ int error;
+
+ error = posix_acl_valid(user_ns, acl);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_POSIX_ACL_VALID_WITH_NS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->permission() exists" >&5
+$as_echo_n "checking whether iops->permission() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int permission_fn(struct inode *inode, int mask) { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .permission = permission_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PERMISSION 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->permission() wants nameidata" >&5
+$as_echo_n "checking whether iops->permission() wants nameidata... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/sched.h>
+
+ int permission_fn(struct inode *inode, int mask,
+ struct nameidata *nd) { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .permission = permission_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PERMISSION 1
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PERMISSION_WITH_NAMEIDATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->check_acl() exists" >&5
+$as_echo_n "checking whether iops->check_acl() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int check_acl_fn(struct inode *inode, int mask) { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .check_acl = check_acl_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CHECK_ACL 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->check_acl() wants flags" >&5
+$as_echo_n "checking whether iops->check_acl() wants flags... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int check_acl_fn(struct inode *inode, int mask,
+ unsigned int flags) { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .check_acl = check_acl_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CHECK_ACL 1
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CHECK_ACL_WITH_FLAGS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->get_acl() exists" >&5
+$as_echo_n "checking whether iops->get_acl() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ struct posix_acl *get_acl_fn(struct inode *inode, int type)
+ { return NULL; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .get_acl = get_acl_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GET_ACL 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->set_acl() exists" >&5
+$as_echo_n "checking whether iops->set_acl() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int set_acl_fn(struct inode *inode, struct posix_acl *acl, int type)
+ { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .set_acl = set_acl_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SET_ACL 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->getattr() takes a path" >&5
+$as_echo_n "checking whether iops->getattr() takes a path... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int test_getattr(
+ const struct path *p, struct kstat *k,
+ u32 request_mask, unsigned int query_flags)
+ { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .getattr = test_getattr,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PATH_IOPS_GETATTR 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->getattr() takes a vfsmount" >&5
+$as_echo_n "checking whether iops->getattr() takes a vfsmount... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int test_getattr(
+ struct vfsmount *mnt, struct dentry *d,
+ struct kstat *k)
+ { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .getattr = test_getattr,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_VFSMOUNT_IOPS_GETATTR 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether inode_set_flags() exists" >&5
+$as_echo_n "checking whether inode_set_flags() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct inode inode;
+ inode_set_flags(&inode, S_IMMUTABLE, S_IMMUTABLE);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INODE_SET_FLAGS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether inode_set_iversion() exists" >&5
+$as_echo_n "checking whether inode_set_iversion() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/iversion.h>
+
+int
+main (void)
+{
+
+ struct inode inode;
+ inode_set_iversion(&inode, 1);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INODE_SET_IVERSION 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether uncached_acl_sentinel() exists" >&5
+$as_echo_n "checking whether uncached_acl_sentinel() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ void *sentinel __attribute__ ((unused)) = uncached_acl_sentinel(NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_KERNEL_GET_ACL_HANDLE_CACHE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether sops->show_options() wants dentry" >&5
+$as_echo_n "checking whether sops->show_options() wants dentry... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int show_options (struct seq_file * x, struct dentry * y) { return 0; };
+ static struct super_operations sops __attribute__ ((unused)) = {
+ .show_options = show_options,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SHOW_OPTIONS_WITH_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether file_inode() is available" >&5
+$as_echo_n "checking whether file_inode() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct file *f = NULL;
+ file_inode(f);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FILE_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether file_dentry() is available" >&5
+$as_echo_n "checking whether file_dentry() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct file *f = NULL;
+ file_dentry(f);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FILE_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->fsync() wants" >&5
+$as_echo_n "checking whether fops->fsync() wants... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int test_fsync(struct file *f, struct dentry *dentry, int x)
+ { return 0; }
+
+ static const struct file_operations
+ fops __attribute__ ((unused)) = {
+ .fsync = test_fsync,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: dentry" >&5
+$as_echo "dentry" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FSYNC_WITH_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int test_fsync(struct file *f, int x) { return 0; }
+
+ static const struct file_operations
+ fops __attribute__ ((unused)) = {
+ .fsync = test_fsync,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: no dentry" >&5
+$as_echo "no dentry" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FSYNC_WITHOUT_DENTRY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int test_fsync(struct file *f, loff_t a, loff_t b, int c)
+ { return 0; }
+
+ static const struct file_operations
+ fops __attribute__ ((unused)) = {
+ .fsync = test_fsync,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: range" >&5
+$as_echo "range" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FSYNC_RANGE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether sops->evict_inode() exists" >&5
+$as_echo_n "checking whether sops->evict_inode() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ void evict_inode (struct inode * t) { return; }
+ static struct super_operations sops __attribute__ ((unused)) = {
+ .evict_inode = evict_inode,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_EVICT_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether sops->dirty_inode() wants flags" >&5
+$as_echo_n "checking whether sops->dirty_inode() wants flags... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ void dirty_inode(struct inode *a, int b) { return; }
+
+ static const struct super_operations
+ sops __attribute__ ((unused)) = {
+ .dirty_inode = dirty_inode,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DIRTY_INODE_WITH_FLAGS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether sops->nr_cached_objects() exists" >&5
+$as_echo_n "checking whether sops->nr_cached_objects() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int nr_cached_objects(struct super_block *sb) { return 0; }
+
+ static const struct super_operations
+ sops __attribute__ ((unused)) = {
+ .nr_cached_objects = nr_cached_objects,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_NR_CACHED_OBJECTS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether sops->free_cached_objects() exists" >&5
+$as_echo_n "checking whether sops->free_cached_objects() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ void free_cached_objects(struct super_block *sb, int x)
+ { return; }
+
+ static const struct super_operations
+ sops __attribute__ ((unused)) = {
+ .free_cached_objects = free_cached_objects,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FREE_CACHED_OBJECTS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->fallocate() exists" >&5
+$as_echo_n "checking whether fops->fallocate() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ long test_fallocate(struct file *file, int mode,
+ loff_t offset, loff_t len) { return 0; }
+
+ static const struct file_operations
+ fops __attribute__ ((unused)) = {
+ .fallocate = test_fallocate,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FILE_FALLOCATE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->fallocate() exists" >&5
+$as_echo_n "checking whether iops->fallocate() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ long test_fallocate(struct inode *inode, int mode,
+ loff_t offset, loff_t len) { return 0; }
+
+ static const struct inode_operations
+ fops __attribute__ ((unused)) = {
+ .fallocate = test_fallocate,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INODE_FALLOCATE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->aio_fsync() exists" >&5
+$as_echo_n "checking whether fops->aio_fsync() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ static const struct file_operations
+ fops __attribute__ ((unused)) = {
+ .aio_fsync = NULL,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FILE_AIO_FSYNC 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->create()/mkdir()/mknod() take umode_t" >&5
+$as_echo_n "checking whether iops->create()/mkdir()/mknod() take umode_t... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int mkdir(struct inode *inode, struct dentry *dentry,
+ umode_t umode) { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .mkdir = mkdir,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MKDIR_UMODE_T 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->lookup() passes nameidata" >&5
+$as_echo_n "checking whether iops->lookup() passes nameidata... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/sched.h>
+
+ struct dentry *inode_lookup(struct inode *inode,
+ struct dentry *dentry, struct nameidata *nidata)
+ { return NULL; }
+
+ static const struct inode_operations iops
+ __attribute__ ((unused)) = {
+ .lookup = inode_lookup,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LOOKUP_NAMEIDATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->create() passes nameidata" >&5
+$as_echo_n "checking whether iops->create() passes nameidata... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/sched.h>
+
+ #ifdef HAVE_MKDIR_UMODE_T
+ int inode_create(struct inode *inode ,struct dentry *dentry,
+ umode_t umode, struct nameidata *nidata) { return 0; }
+ #else
+ int inode_create(struct inode *inode,struct dentry *dentry,
+ int umode, struct nameidata * nidata) { return 0; }
+ #endif
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .create = inode_create,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CREATE_NAMEIDATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->get_link() passes delayed" >&5
+$as_echo_n "checking whether iops->get_link() passes delayed... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ const char *get_link(struct dentry *de, struct inode *ip,
+ struct delayed_call *done) { return "symlink"; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .get_link = get_link,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GET_LINK_DELAYED 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether iops->get_link() passes cookie" >&5
+$as_echo_n "checking whether iops->get_link() passes cookie... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ const char *get_link(struct dentry *de, struct
+ inode *ip, void **cookie) { return "symlink"; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .get_link = get_link,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GET_LINK_COOKIE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->follow_link() passes cookie" >&5
+$as_echo_n "checking whether iops->follow_link() passes cookie... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ const char *follow_link(struct dentry *de,
+ void **cookie) { return "symlink"; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .follow_link = follow_link,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FOLLOW_LINK_COOKIE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether iops->follow_link() passes nameidata" >&5
+$as_echo_n "checking whether iops->follow_link() passes nameidata... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ void *follow_link(struct dentry *de, struct
+ nameidata *nd) { return (void *)NULL; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .follow_link = follow_link,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FOLLOW_LINK_NAMEIDATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no; please file a bug report" >&5
+$as_echo "$as_me: error: no; please file a bug report" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #if !defined(HAVE_GET_LINK_DELAYED)
+ #error "Expecting get_link() delayed done"
+ #endif
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PUT_LINK_DELAYED 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->put_link() passes cookie" >&5
+$as_echo_n "checking whether iops->put_link() passes cookie... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ void put_link(struct inode *ip, void *cookie)
+ { return; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .put_link = put_link,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PUT_LINK_COOKIE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether iops->put_link() passes nameidata" >&5
+$as_echo_n "checking whether iops->put_link() passes nameidata... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ void put_link(struct dentry *de, struct
+ nameidata *nd, void *ptr) { return; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .put_link = put_link,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PUT_LINK_NAMEIDATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no; please file a bug report" >&5
+$as_echo "$as_me: error: no; please file a bug report" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether i_op->tmpfile() exists" >&5
+$as_echo_n "checking whether i_op->tmpfile() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ int tmpfile(struct inode *inode, struct dentry *dentry,
+ umode_t mode) { return 0; }
+ static struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .tmpfile = tmpfile,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_TMPFILE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->truncate_range() exists" >&5
+$as_echo_n "checking whether iops->truncate_range() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ void truncate_range(struct inode *inode, loff_t start,
+ loff_t end) { return; }
+ static struct inode_operations iops __attribute__ ((unused)) = {
+ .truncate_range = truncate_range,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INODE_TRUNCATE_RANGE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether dops->d_automount() exists" >&5
+$as_echo_n "checking whether dops->d_automount() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+ struct vfsmount *d_automount(struct path *p) { return NULL; }
+ struct dentry_operations dops __attribute__ ((unused)) = {
+ .d_automount = d_automount,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_AUTOMOUNT 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether eops->encode_fh() wants inode" >&5
+$as_echo_n "checking whether eops->encode_fh() wants inode... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/exportfs.h>
+ int encode_fh(struct inode *inode, __u32 *fh, int *max_len,
+ struct inode *parent) { return 0; }
+ static struct export_operations eops __attribute__ ((unused))={
+ .encode_fh = encode_fh,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_ENCODE_FH_WITH_INODE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether eops->commit_metadata() exists" >&5
+$as_echo_n "checking whether eops->commit_metadata() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/exportfs.h>
+ int commit_metadata(struct inode *inode) { return 0; }
+ static struct export_operations eops __attribute__ ((unused))={
+ .commit_metadata = commit_metadata,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_COMMIT_METADATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether clear_inode() is available" >&5
+$as_echo_n "checking whether clear_inode() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ clear_inode(NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]clear_inode[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/inode.c; do
+ grep -q -E "EXPORT_SYMBOL.*(clear_inode)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CLEAR_INODE 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether setattr_prepare() is available" >&5
+$as_echo_n "checking whether setattr_prepare() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct dentry *dentry = NULL;
+ struct iattr *attr = NULL;
+ int error;
+
+ error = setattr_prepare(dentry, attr);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]setattr_prepare[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/attr.c; do
+ grep -q -E "EXPORT_SYMBOL.*(setattr_prepare)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SETATTR_PREPARE 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether insert_inode_locked() is available" >&5
+$as_echo_n "checking whether insert_inode_locked() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ insert_inode_locked(NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]insert_inode_locked[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/inode.c; do
+ grep -q -E "EXPORT_SYMBOL.*(insert_inode_locked)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INSERT_INODE_LOCKED 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether d_make_root() is available" >&5
+$as_echo_n "checking whether d_make_root() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+
+int
+main (void)
+{
+
+ d_make_root(NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]d_make_root[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/dcache.c; do
+ grep -q -E "EXPORT_SYMBOL.*(d_make_root)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_D_MAKE_ROOT 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether d_obtain_alias() is available" >&5
+$as_echo_n "checking whether d_obtain_alias() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+
+int
+main (void)
+{
+
+ d_obtain_alias(NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]d_obtain_alias[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/dcache.c; do
+ grep -q -E "EXPORT_SYMBOL.*(d_obtain_alias)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_D_OBTAIN_ALIAS 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether d_prune_aliases() is available" >&5
+$as_echo_n "checking whether d_prune_aliases() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+
+int
+main (void)
+{
+
+ struct inode *ip = NULL;
+ d_prune_aliases(ip);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]d_prune_aliases[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/dcache.c; do
+ grep -q -E "EXPORT_SYMBOL.*(d_prune_aliases)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_D_PRUNE_ALIASES 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ { $as_echo "$as_me:$LINENO: checking whether d_set_d_op() is available" >&5
+$as_echo_n "checking whether d_set_d_op() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+
+int
+main (void)
+{
+
+ d_set_d_op(NULL, NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]d_set_d_op[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/dcache.c; do
+ grep -q -E "EXPORT_SYMBOL.*(d_set_d_op)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_D_SET_D_OP 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether dops->d_revalidate() takes struct nameidata" >&5
+$as_echo_n "checking whether dops->d_revalidate() takes struct nameidata... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+ #include <linux/sched.h>
+
+ int revalidate (struct dentry *dentry,
+ struct nameidata *nidata) { return 0; }
+
+ static const struct dentry_operations
+ dops __attribute__ ((unused)) = {
+ .d_revalidate = revalidate,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_D_REVALIDATE_NAMEIDATA 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether dentry uses const struct dentry_operations" >&5
+$as_echo_n "checking whether dentry uses const struct dentry_operations... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/dcache.h>
+
+ const struct dentry_operations test_d_op = {
+ .d_revalidate = NULL,
+ };
+
+int
+main (void)
+{
+
+ struct dentry d __attribute__ ((unused));
+
+ d.d_op = &test_d_op;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CONST_DENTRY_OPERATIONS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether truncate_setsize() is available" >&5
+$as_echo_n "checking whether truncate_setsize() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/mm.h>
+
+int
+main (void)
+{
+
+ truncate_setsize(NULL, 0);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]truncate_setsize[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/truncate.c; do
+ grep -q -E "EXPORT_SYMBOL.*(truncate_setsize)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_TRUNCATE_SETSIZE 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether security_inode_init_security wants 6 args" >&5
+$as_echo_n "checking whether security_inode_init_security wants 6 args... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/security.h>
+
+int
+main (void)
+{
+
+ struct inode *ip __attribute__ ((unused)) = NULL;
+ struct inode *dip __attribute__ ((unused)) = NULL;
+ const struct qstr *str __attribute__ ((unused)) = NULL;
+ char *name __attribute__ ((unused)) = NULL;
+ void *value __attribute__ ((unused)) = NULL;
+ size_t len __attribute__ ((unused)) = 0;
+
+ security_inode_init_security(ip, dip, str, &name, &value, &len);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_6ARGS_SECURITY_INODE_INIT_SECURITY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether security_inode_init_security wants callback" >&5
+$as_echo_n "checking whether security_inode_init_security wants callback... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/security.h>
+
+int
+main (void)
+{
+
+ struct inode *ip __attribute__ ((unused)) = NULL;
+ struct inode *dip __attribute__ ((unused)) = NULL;
+ const struct qstr *str __attribute__ ((unused)) = NULL;
+ initxattrs func __attribute__ ((unused)) = NULL;
+
+ security_inode_init_security(ip, dip, str, func, NULL);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CALLBACK_SECURITY_INODE_INIT_SECURITY 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether fst->mount() exists" >&5
+$as_echo_n "checking whether fst->mount() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ static struct dentry *
+ mount(struct file_system_type *fs_type, int flags,
+ const char *osname, void *data) {
+ struct dentry *d = NULL;
+ return (d);
+ }
+
+ static struct file_system_type fst __attribute__ ((unused)) = {
+ .mount = mount,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FST_MOUNT 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether super_block has s_shrink" >&5
+$as_echo_n "checking whether super_block has s_shrink... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ int shrink(struct shrinker *s, struct shrink_control *sc)
+ { return 0; }
+
+ static const struct super_block
+ sb __attribute__ ((unused)) = {
+ .s_shrink.shrink = shrink,
+ .s_shrink.seeks = DEFAULT_SEEKS,
+ .s_shrink.batch = 0,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SHRINK 1
+_ACEOF
+
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether shrink_control has nid" >&5
+$as_echo_n "checking whether shrink_control has nid... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct shrink_control sc __attribute__ ((unused));
+ unsigned long scnidsize __attribute__ ((unused)) =
+ sizeof(sc.nid);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define SHRINK_CONTROL_HAS_NID 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether super_block has s_instances list_head" >&5
+$as_echo_n "checking whether super_block has s_instances list_head... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct super_block sb __attribute__ ((unused));
+
+ INIT_LIST_HEAD(&sb.s_instances);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_S_INSTANCES_LIST_HEAD 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether super_block has s_d_op" >&5
+$as_echo_n "checking whether super_block has s_d_op... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct super_block sb __attribute__ ((unused));
+ sb.s_d_op = NULL;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_S_D_OP 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether super_setup_bdi_name() exists" >&5
+$as_echo_n "checking whether super_setup_bdi_name() exists... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ struct super_block sb;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ atomic_long_t zfs_bdi_seq;
+ int error __attribute__((unused)) =
+ super_setup_bdi_name(&sb, "%.28s-%ld", name, atomic_long_inc_return(&zfs_bdi_seq));
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether bdi_setup_and_register() wants 2 args" >&5
+$as_echo_n "checking whether bdi_setup_and_register() wants 2 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/backing-dev.h>
+ struct backing_dev_info bdi;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ int error __attribute__((unused)) =
+ bdi_setup_and_register(&bdi, name);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether bdi_setup_and_register() wants 3 args" >&5
+$as_echo_n "checking whether bdi_setup_and_register() wants 3 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/backing-dev.h>
+ struct backing_dev_info bdi;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ unsigned int cap = BDI_CAP_MAP_COPY;
+ int error __attribute__((unused)) =
+ bdi_setup_and_register(&bdi, name, cap);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]bdi_setup_and_register[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/backing-dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(bdi_setup_and_register)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_3ARGS_BDI_SETUP_AND_REGISTER 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]bdi_setup_and_register[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/backing-dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(bdi_setup_and_register)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether bdi_setup_and_register() wants 3 args" >&5
+$as_echo_n "checking whether bdi_setup_and_register() wants 3 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/backing-dev.h>
+ struct backing_dev_info bdi;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ unsigned int cap = BDI_CAP_MAP_COPY;
+ int error __attribute__((unused)) =
+ bdi_setup_and_register(&bdi, name, cap);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]bdi_setup_and_register[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/backing-dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(bdi_setup_and_register)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_3ARGS_BDI_SETUP_AND_REGISTER 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_2ARGS_BDI_SETUP_AND_REGISTER 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]super_setup_bdi_name[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/super.c; do
+ grep -q -E "EXPORT_SYMBOL.*(super_setup_bdi_name)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether bdi_setup_and_register() wants 2 args" >&5
+$as_echo_n "checking whether bdi_setup_and_register() wants 2 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/backing-dev.h>
+ struct backing_dev_info bdi;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ int error __attribute__((unused)) =
+ bdi_setup_and_register(&bdi, name);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether bdi_setup_and_register() wants 3 args" >&5
+$as_echo_n "checking whether bdi_setup_and_register() wants 3 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/backing-dev.h>
+ struct backing_dev_info bdi;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ unsigned int cap = BDI_CAP_MAP_COPY;
+ int error __attribute__((unused)) =
+ bdi_setup_and_register(&bdi, name, cap);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]bdi_setup_and_register[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/backing-dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(bdi_setup_and_register)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_3ARGS_BDI_SETUP_AND_REGISTER 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]bdi_setup_and_register[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/backing-dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(bdi_setup_and_register)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether bdi_setup_and_register() wants 3 args" >&5
+$as_echo_n "checking whether bdi_setup_and_register() wants 3 args... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/backing-dev.h>
+ struct backing_dev_info bdi;
+
+int
+main (void)
+{
+
+ char *name = "bdi";
+ unsigned int cap = BDI_CAP_MAP_COPY;
+ int error __attribute__((unused)) =
+ bdi_setup_and_register(&bdi, name, cap);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]bdi_setup_and_register[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in mm/backing-dev.c; do
+ grep -q -E "EXPORT_SYMBOL.*(bdi_setup_and_register)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_3ARGS_BDI_SETUP_AND_REGISTER 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_2ARGS_BDI_SETUP_AND_REGISTER 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SUPER_SETUP_BDI_NAME 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether set_nlink() is available" >&5
+$as_echo_n "checking whether set_nlink() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct inode node;
+ unsigned int link = 0;
+ (void) set_nlink(&node, link);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SET_NLINK 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether elevator_change() is available" >&5
+$as_echo_n "checking whether elevator_change() is available... " >&6; }
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="${NO_UNUSED_BUT_SET_VARIABLE}"
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+ #include <linux/elevator.h>
+
+int
+main (void)
+{
+
+ int ret;
+ struct request_queue *q = NULL;
+ char *elevator = NULL;
+ ret = elevator_change(q, elevator);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_ELEVATOR_CHANGE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+ EXTRA_KCFLAGS="$tmp_flags"
+
+ { $as_echo "$as_me:$LINENO: checking whether sget() wants 5 args" >&5
+$as_echo_n "checking whether sget() wants 5 args... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct file_system_type *type = NULL;
+ int (*test)(struct super_block *,void *) = NULL;
+ int (*set)(struct super_block *,void *) = NULL;
+ int flags = 0;
+ void *data = NULL;
+ (void) sget(type, test, set, flags, data);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_5ARG_SGET 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether lseek_execute() is available" >&5
+$as_echo_n "checking whether lseek_execute() is available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct file *fp __attribute__ ((unused)) = NULL;
+ struct inode *ip __attribute__ ((unused)) = NULL;
+ loff_t offset __attribute__ ((unused)) = 0;
+ loff_t maxsize __attribute__ ((unused)) = 0;
+
+ lseek_execute(fp, ip, offset, maxsize);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]lseek_exclusive[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/read_write.c; do
+ grep -q -E "EXPORT_SYMBOL.*(lseek_exclusive)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LSEEK_EXECUTE 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->iterate_shared() is available" >&5
+$as_echo_n "checking whether fops->iterate_shared() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ int iterate(struct file *filp, struct dir_context * context)
+ { return 0; }
+
+ static const struct file_operations fops
+ __attribute__ ((unused)) = {
+ .iterate_shared = iterate,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_VFS_ITERATE_SHARED 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->iterate() is available" >&5
+$as_echo_n "checking whether fops->iterate() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ int iterate(struct file *filp,
+ struct dir_context *context) { return 0; }
+
+ static const struct file_operations fops
+ __attribute__ ((unused)) = {
+ .iterate = iterate,
+ };
+
+ #if defined(FMODE_KABI_ITERATE)
+ #error "RHEL 7.5, FMODE_KABI_ITERATE interface"
+ #endif
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_VFS_ITERATE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->readdir() is available" >&5
+$as_echo_n "checking whether fops->readdir() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ int readdir(struct file *filp, void *entry,
+ filldir_t func) { return 0; }
+
+ static const struct file_operations fops
+ __attribute__ ((unused)) = {
+ .readdir = readdir,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_VFS_READDIR 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no; file a bug report with ZoL" >&5
+$as_echo "$as_me: error: no; file a bug report with ZoL" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether fops->read/write_iter() are available" >&5
+$as_echo_n "checking whether fops->read/write_iter() are available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+ ssize_t test_read(struct kiocb *kiocb, struct iov_iter *to)
+ { return 0; }
+ ssize_t test_write(struct kiocb *kiocb, struct iov_iter *from)
+ { return 0; }
+
+ static const struct file_operations
+ fops __attribute__ ((unused)) = {
+ .read_iter = test_read,
+ .write_iter = test_write,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_VFS_RW_ITERATE 1
+_ACEOF
+
+
+ { $as_echo "$as_me:$LINENO: checking whether new_sync_read/write() are available" >&5
+$as_echo_n "checking whether new_sync_read/write() are available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ ssize_t ret __attribute__ ((unused));
+ struct file *filp = NULL;
+ char __user *rbuf = NULL;
+ const char __user *wbuf = NULL;
+ size_t len = 0;
+ loff_t ppos;
+
+ ret = new_sync_read(filp, rbuf, len, &ppos);
+ ret = new_sync_write(filp, wbuf, len, &ppos);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_NEW_SYNC_READ 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether generic_write_checks() takes kiocb" >&5
+$as_echo_n "checking whether generic_write_checks() takes kiocb... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+
+int
+main (void)
+{
+
+ struct kiocb *iocb = NULL;
+ struct iov_iter *iov = NULL;
+ generic_write_checks(iocb, iov);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GENERIC_WRITE_CHECKS_KIOCB 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether kmap_atomic wants 1 args" >&5
+$as_echo_n "checking whether kmap_atomic wants 1 args... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/pagemap.h>
+
+int
+main (void)
+{
+
+ struct page page;
+ kmap_atomic(&page);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_1ARG_KMAP_ATOMIC 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether follow_down_one() is available" >&5
+$as_echo_n "checking whether follow_down_one() is available... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/namei.h>
+
+int
+main (void)
+{
+
+ struct path *p = NULL;
+ follow_down_one(p);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FOLLOW_DOWN_ONE 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether make_request_fn() returns int" >&5
+$as_echo_n "checking whether make_request_fn() returns int... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+ int make_request(struct request_queue *q, struct bio *bio)
+ {
+ return (0);
+ }
+
+int
+main (void)
+{
+
+ blk_queue_make_request(NULL, &make_request);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define MAKE_REQUEST_FN_RET int
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MAKE_REQUEST_FN_RET_INT 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether make_request_fn() returns void" >&5
+$as_echo_n "checking whether make_request_fn() returns void... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+ void make_request(struct request_queue *q, struct bio *bio)
+ {
+ return;
+ }
+
+int
+main (void)
+{
+
+ blk_queue_make_request(NULL, &make_request);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define MAKE_REQUEST_FN_RET void
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:$LINENO: checking whether make_request_fn() returns blk_qc_t" >&5
+$as_echo_n "checking whether make_request_fn() returns blk_qc_t... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/blkdev.h>
+
+ blk_qc_t make_request(struct request_queue *q, struct bio *bio)
+ {
+ return (BLK_QC_T_NONE);
+ }
+
+int
+main (void)
+{
+
+ blk_queue_make_request(NULL, &make_request);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define MAKE_REQUEST_FN_RET blk_qc_t
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_MAKE_REQUEST_FN_RET_QC 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { { $as_echo "$as_me:$LINENO: error: no - Please file a bug report at
+ https://github.com/zfsonlinux/zfs/issues/new" >&5
+$as_echo "$as_me: error: no - Please file a bug report at
+ https://github.com/zfsonlinux/zfs/issues/new" >&2;}
+ { (exit 1); exit 1; }; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether 3 arg generic IO accounting symbols are available" >&5
+$as_echo_n "checking whether 3 arg generic IO accounting symbols are available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+ void (*generic_start_io_acct_f)(int, unsigned long,
+ struct hd_struct *) = &generic_start_io_acct;
+ void (*generic_end_io_acct_f)(int, struct hd_struct *,
+ unsigned long) = &generic_end_io_acct;
+
+int
+main (void)
+{
+
+ generic_start_io_acct(0, 0, NULL);
+ generic_end_io_acct(0, NULL, 0);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]generic_start_io_acct[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in block/bio.c; do
+ grep -q -E "EXPORT_SYMBOL.*(generic_start_io_acct)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GENERIC_IO_ACCT_3ARG 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether 4 arg generic IO accounting symbols are available" >&5
+$as_echo_n "checking whether 4 arg generic IO accounting symbols are available... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/bio.h>
+
+ void (*generic_start_io_acct_f)(struct request_queue *, int,
+ unsigned long, struct hd_struct *) = &generic_start_io_acct;
+ void (*generic_end_io_acct_f)(struct request_queue *, int,
+ struct hd_struct *, unsigned long) = &generic_end_io_acct;
+
+int
+main (void)
+{
+
+ generic_start_io_acct(NULL, 0, 0, NULL);
+ generic_end_io_acct(NULL, 0, NULL, 0);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]generic_start_io_acct[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in block/bio.c; do
+ grep -q -E "EXPORT_SYMBOL.*(generic_start_io_acct)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GENERIC_IO_ACCT_4ARG 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether asm/fpu/api.h exists" >&5
+$as_echo_n "checking whether asm/fpu/api.h exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/kernel.h>
+ #include <asm/fpu/api.h>
+
+int
+main (void)
+{
+
+ __kernel_fpu_begin();
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_FPU_API_H 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether i_(uid|gid)_(read|write) exist" >&5
+$as_echo_n "checking whether i_(uid|gid)_(read|write) exist... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct inode *ip = NULL;
+ (void) i_uid_read(ip);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_KUID_HELPERS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether module_param_call() is hardened" >&5
+$as_echo_n "checking whether module_param_call() is hardened... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/module.h>
+ #include <linux/moduleparam.h>
+
+ int param_get(char *b, const struct kernel_param *kp)
+ {
+ return (0);
+ }
+
+ int param_set(const char *b, const struct kernel_param *kp)
+ {
+ return (0);
+ }
+
+ module_param_call(p, param_set, param_get, NULL, 0644);
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define MODULE_PARAM_CALL_CONST 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether iops->rename() wants flags" >&5
+$as_echo_n "checking whether iops->rename() wants flags... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ int rename_fn(struct inode *sip, struct dentry *sdp,
+ struct inode *tip, struct dentry *tdp,
+ unsigned int flags) { return 0; }
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .rename = rename_fn,
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_RENAME_WANTS_FLAGS 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether generic_setxattr() exists" >&5
+$as_echo_n "checking whether generic_setxattr() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+ #include <linux/xattr.h>
+
+ static const struct inode_operations
+ iops __attribute__ ((unused)) = {
+ .setxattr = generic_setxattr
+ };
+
+int
+main (void)
+{
+
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GENERIC_SETXATTR 1
+_ACEOF
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+
+ rm -Rf build
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether current_time() exists" >&5
+$as_echo_n "checking whether current_time() exists... " >&6; }
+
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/fs.h>
+
+int
+main (void)
+{
+
+ struct inode ip;
+ struct timespec now __attribute__ ((unused));
+
+ now = current_time(&ip);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ rc=0
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+ rc=1
+
+
+fi
+
+ rm -Rf build
+
+
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else
+ if test "x$enable_linux_builtin" != xyes; then
+
+ grep -q -E '[[:space:]]current_time[[:space:]]' \
+ $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
+ rc=$?
+ if test $rc -ne 0; then
+ export=0
+ for file in fs/inode.c; do
+ grep -q -E "EXPORT_SYMBOL.*(current_time)" \
+ "$LINUX/$file" 2>/dev/null
+ rc=$?
+ if test $rc -eq 0; then
+ export=1
+ break;
+ fi
+ done
+ if test $export -eq 0; then :
+ rc=1
+ else :
+ rc=0
+ fi
+ else :
+ rc=0
+ fi
+
+ fi
+ if test $rc -ne 0; then :
+
+ { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+
+ else :
+
+ { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CURRENT_TIME 1
+_ACEOF
+
+
+ fi
+ fi
+
+
+
+
+ { $as_echo "$as_me:$LINENO: checking whether global_node_page_state() exists" >&5
+$as_echo_n "checking whether global_node_page_state() exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+
+ #include <linux/mm.h>
+ #include <linux/vmstat.h>
+
+int
+main (void)
+{
+
+ (void) global_node_page_state(0);
+
+ ;
+ return 0;
+}
+