dnl #
-dnl # Default ZFS kernel configuration
+dnl # Default ZFS kernel configuration
dnl #
AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
ZFS_AC_KERNEL
- ZFS_AC_SPL
+ ZFS_AC_QAT
+ ZFS_AC_KERNEL_ACCESS_OK_TYPE
ZFS_AC_TEST_MODULE
+ ZFS_AC_KERNEL_MISC_MINOR
+ ZFS_AC_KERNEL_OBJTOOL
ZFS_AC_KERNEL_CONFIG
+ ZFS_AC_KERNEL_CTL_NAME
+ ZFS_AC_KERNEL_PDE_DATA
+ ZFS_AC_KERNEL_SET_FS_PWD_WITH_CONST
+ ZFS_AC_KERNEL_2ARGS_VFS_FSYNC
+ ZFS_AC_KERNEL_FS_STRUCT_SPINLOCK
+ ZFS_AC_KERNEL_KUIDGID_T
+ ZFS_AC_KERNEL_FALLOCATE
+ ZFS_AC_KERNEL_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE
+ ZFS_AC_KERNEL_RWSEM_SPINLOCK_IS_RAW
+ ZFS_AC_KERNEL_RWSEM_ACTIVITY
+ ZFS_AC_KERNEL_RWSEM_ATOMIC_LONG_COUNT
+ ZFS_AC_KERNEL_SCHED_RT_HEADER
+ ZFS_AC_KERNEL_SCHED_SIGNAL_HEADER
+ ZFS_AC_KERNEL_IO_SCHEDULE_TIMEOUT
+ ZFS_AC_KERNEL_4ARGS_VFS_GETATTR
+ ZFS_AC_KERNEL_3ARGS_VFS_GETATTR
+ ZFS_AC_KERNEL_2ARGS_VFS_GETATTR
+ ZFS_AC_KERNEL_USLEEP_RANGE
+ ZFS_AC_KERNEL_KMEM_CACHE_ALLOCFLAGS
+ ZFS_AC_KERNEL_KMEM_CACHE_CREATE_USERCOPY
+ ZFS_AC_KERNEL_WAIT_ON_BIT
+ ZFS_AC_KERNEL_WAIT_QUEUE_ENTRY_T
+ ZFS_AC_KERNEL_WAIT_QUEUE_HEAD_ENTRY
+ ZFS_AC_KERNEL_INODE_TIMES
+ ZFS_AC_KERNEL_INODE_LOCK
+ ZFS_AC_KERNEL_GROUP_INFO_GID
+ ZFS_AC_KERNEL_WRITE
+ ZFS_AC_KERNEL_READ
+ ZFS_AC_KERNEL_TIMER_FUNCTION_TIMER_LIST
ZFS_AC_KERNEL_DECLARE_EVENT_CLASS
ZFS_AC_KERNEL_CURRENT_BIO_TAIL
- ZFS_AC_KERNEL_BDEV_BLOCK_DEVICE_OPERATIONS
+ ZFS_AC_KERNEL_SUPER_USER_NS
+ ZFS_AC_KERNEL_SUBMIT_BIO
+ ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_CHECK_EVENTS
ZFS_AC_KERNEL_BLOCK_DEVICE_OPERATIONS_RELEASE_VOID
ZFS_AC_KERNEL_TYPE_FMODE_T
- ZFS_AC_KERNEL_KOBJ_NAME_LEN
- ZFS_AC_KERNEL_3ARG_BLKDEV_GET
ZFS_AC_KERNEL_BLKDEV_GET_BY_PATH
+ ZFS_AC_KERNEL_BLKDEV_REREAD_PART
ZFS_AC_KERNEL_OPEN_BDEV_EXCLUSIVE
ZFS_AC_KERNEL_LOOKUP_BDEV
ZFS_AC_KERNEL_INVALIDATE_BDEV_ARGS
ZFS_AC_KERNEL_BDEV_PHYSICAL_BLOCK_SIZE
ZFS_AC_KERNEL_BIO_BVEC_ITER
ZFS_AC_KERNEL_BIO_FAILFAST_DTD
+ ZFS_AC_KERNEL_BIO_SET_DEV
ZFS_AC_KERNEL_REQ_FAILFAST_MASK
+ ZFS_AC_KERNEL_REQ_OP_DISCARD
+ ZFS_AC_KERNEL_REQ_OP_SECURE_ERASE
+ ZFS_AC_KERNEL_REQ_OP_FLUSH
+ ZFS_AC_KERNEL_BIO_BI_OPF
ZFS_AC_KERNEL_BIO_END_IO_T_ARGS
+ ZFS_AC_KERNEL_BIO_BI_STATUS
ZFS_AC_KERNEL_BIO_RW_BARRIER
ZFS_AC_KERNEL_BIO_RW_DISCARD
- ZFS_AC_KERNEL_BIO_RW_SYNC
- ZFS_AC_KERNEL_BIO_RW_SYNCIO
- ZFS_AC_KERNEL_REQ_SYNC
+ ZFS_AC_KERNEL_BLK_QUEUE_BDI
+ ZFS_AC_KERNEL_BLK_QUEUE_FLAG_CLEAR
+ ZFS_AC_KERNEL_BLK_QUEUE_FLAG_SET
ZFS_AC_KERNEL_BLK_QUEUE_FLUSH
ZFS_AC_KERNEL_BLK_QUEUE_MAX_HW_SECTORS
ZFS_AC_KERNEL_BLK_QUEUE_MAX_SEGMENTS
- ZFS_AC_KERNEL_BLK_QUEUE_NONROT
+ ZFS_AC_KERNEL_BLK_QUEUE_HAVE_BIO_RW_UNPLUG
+ ZFS_AC_KERNEL_BLK_QUEUE_HAVE_BLK_PLUG
+ ZFS_AC_KERNEL_GET_DISK_AND_MODULE
ZFS_AC_KERNEL_GET_DISK_RO
- ZFS_AC_KERNEL_GET_GENDISK
+ ZFS_AC_KERNEL_HAVE_BIO_SET_OP_ATTRS
+ ZFS_AC_KERNEL_GENERIC_READLINK_GLOBAL
ZFS_AC_KERNEL_DISCARD_GRANULARITY
ZFS_AC_KERNEL_CONST_XATTR_HANDLER
+ ZFS_AC_KERNEL_XATTR_HANDLER_NAME
ZFS_AC_KERNEL_XATTR_HANDLER_GET
ZFS_AC_KERNEL_XATTR_HANDLER_SET
ZFS_AC_KERNEL_XATTR_HANDLER_LIST
ZFS_AC_KERNEL_INODE_OWNER_OR_CAPABLE
ZFS_AC_KERNEL_POSIX_ACL_FROM_XATTR_USERNS
ZFS_AC_KERNEL_POSIX_ACL_RELEASE
+ ZFS_AC_KERNEL_SET_CACHED_ACL_USABLE
ZFS_AC_KERNEL_POSIX_ACL_CHMOD
- ZFS_AC_KERNEL_POSIX_ACL_CACHING
ZFS_AC_KERNEL_POSIX_ACL_EQUIV_MODE_WANTS_UMODE_T
+ ZFS_AC_KERNEL_POSIX_ACL_VALID_WITH_NS
ZFS_AC_KERNEL_INODE_OPERATIONS_PERMISSION
ZFS_AC_KERNEL_INODE_OPERATIONS_PERMISSION_WITH_NAMEIDATA
ZFS_AC_KERNEL_INODE_OPERATIONS_CHECK_ACL
ZFS_AC_KERNEL_INODE_OPERATIONS_CHECK_ACL_WITH_FLAGS
ZFS_AC_KERNEL_INODE_OPERATIONS_GET_ACL
- ZFS_AC_KERNEL_CURRENT_UMASK
+ ZFS_AC_KERNEL_INODE_OPERATIONS_SET_ACL
+ ZFS_AC_KERNEL_INODE_OPERATIONS_GETATTR
+ ZFS_AC_KERNEL_INODE_SET_FLAGS
+ ZFS_AC_KERNEL_INODE_SET_IVERSION
+ ZFS_AC_KERNEL_GET_ACL_HANDLE_CACHE
ZFS_AC_KERNEL_SHOW_OPTIONS
ZFS_AC_KERNEL_FILE_INODE
+ ZFS_AC_KERNEL_FILE_DENTRY
ZFS_AC_KERNEL_FSYNC
ZFS_AC_KERNEL_EVICT_INODE
ZFS_AC_KERNEL_DIRTY_INODE_WITH_FLAGS
ZFS_AC_KERNEL_NR_CACHED_OBJECTS
ZFS_AC_KERNEL_FREE_CACHED_OBJECTS
ZFS_AC_KERNEL_FALLOCATE
+ ZFS_AC_KERNEL_AIO_FSYNC
ZFS_AC_KERNEL_MKDIR_UMODE_T
ZFS_AC_KERNEL_LOOKUP_NAMEIDATA
ZFS_AC_KERNEL_CREATE_NAMEIDATA
- ZFS_AC_KERNEL_FOLLOW_LINK
+ ZFS_AC_KERNEL_GET_LINK
ZFS_AC_KERNEL_PUT_LINK
+ ZFS_AC_KERNEL_TMPFILE
ZFS_AC_KERNEL_TRUNCATE_RANGE
ZFS_AC_KERNEL_AUTOMOUNT
ZFS_AC_KERNEL_ENCODE_FH_WITH_INODE
ZFS_AC_KERNEL_COMMIT_METADATA
ZFS_AC_KERNEL_CLEAR_INODE
+ ZFS_AC_KERNEL_SETATTR_PREPARE
ZFS_AC_KERNEL_INSERT_INODE_LOCKED
ZFS_AC_KERNEL_D_MAKE_ROOT
ZFS_AC_KERNEL_D_OBTAIN_ALIAS
ZFS_AC_KERNEL_D_SET_D_OP
ZFS_AC_KERNEL_D_REVALIDATE_NAMEIDATA
ZFS_AC_KERNEL_CONST_DENTRY_OPERATIONS
- ZFS_AC_KERNEL_CHECK_DISK_SIZE_CHANGE
ZFS_AC_KERNEL_TRUNCATE_SETSIZE
ZFS_AC_KERNEL_6ARGS_SECURITY_INODE_INIT_SECURITY
ZFS_AC_KERNEL_CALLBACK_SECURITY_INODE_INIT_SECURITY
- ZFS_AC_KERNEL_MOUNT_NODEV
+ ZFS_AC_KERNEL_FST_MOUNT
ZFS_AC_KERNEL_SHRINK
ZFS_AC_KERNEL_SHRINK_CONTROL_HAS_NID
+ ZFS_AC_KERNEL_SHRINK_CONTROL_STRUCT
+ ZFS_AC_KERNEL_SHRINKER_CALLBACK
ZFS_AC_KERNEL_S_INSTANCES_LIST_HEAD
ZFS_AC_KERNEL_S_D_OP
- ZFS_AC_KERNEL_BDI_SETUP_AND_REGISTER
+ ZFS_AC_KERNEL_BDI
ZFS_AC_KERNEL_SET_NLINK
ZFS_AC_KERNEL_ELEVATOR_CHANGE
ZFS_AC_KERNEL_5ARG_SGET
ZFS_AC_KERNEL_LSEEK_EXECUTE
ZFS_AC_KERNEL_VFS_ITERATE
ZFS_AC_KERNEL_VFS_RW_ITERATE
+ ZFS_AC_KERNEL_VFS_DIRECT_IO
+ ZFS_AC_KERNEL_GENERIC_WRITE_CHECKS
ZFS_AC_KERNEL_KMAP_ATOMIC_ARGS
ZFS_AC_KERNEL_FOLLOW_DOWN_ONE
ZFS_AC_KERNEL_MAKE_REQUEST_FN
+ ZFS_AC_KERNEL_GENERIC_IO_ACCT_3ARG
+ ZFS_AC_KERNEL_GENERIC_IO_ACCT_4ARG
+ ZFS_AC_KERNEL_FPU
+ ZFS_AC_KERNEL_KUID_HELPERS
+ ZFS_AC_KERNEL_MODULE_PARAM_CALL_CONST
+ ZFS_AC_KERNEL_RENAME_WANTS_FLAGS
+ ZFS_AC_KERNEL_HAVE_GENERIC_SETXATTR
+ ZFS_AC_KERNEL_CURRENT_TIME
+ ZFS_AC_KERNEL_GLOBAL_PAGE_STATE
+ ZFS_AC_KERNEL_ACL_HAS_REFCOUNT
+ ZFS_AC_KERNEL_USERNS_CAPABILITIES
+ ZFS_AC_KERNEL_IN_COMPAT_SYSCALL
+ ZFS_AC_KERNEL_KTIME_GET_COARSE_REAL_TS64
+ ZFS_AC_KERNEL_TOTALRAM_PAGES_FUNC
AS_IF([test "$LINUX_OBJ" != "$LINUX"], [
- KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$LINUX_OBJ"
+ KERNEL_MAKE="$KERNEL_MAKE O=$LINUX_OBJ"
])
- AC_SUBST(KERNELMAKE_PARAMS)
-
-
- dnl # -Wall -fno-strict-aliasing -Wstrict-prototypes and other
- dnl # compiler options are added by the kernel build system.
- KERNELCPPFLAGS="$KERNELCPPFLAGS $NO_UNUSED_BUT_SET_VARIABLE"
- KERNELCPPFLAGS="$KERNELCPPFLAGS $NO_BOOL_COMPARE"
- KERNELCPPFLAGS="$KERNELCPPFLAGS -DHAVE_SPL -D_KERNEL"
- KERNELCPPFLAGS="$KERNELCPPFLAGS -DTEXT_DOMAIN=\\\"zfs-linux-kernel\\\""
- AC_SUBST(KERNELCPPFLAGS)
+ AC_SUBST(KERNEL_MAKE)
])
dnl #
AS_IF([test "$kernelsrc" = "NONE"], [
kernsrcver=NONE
])
+ withlinux=yes
])
AC_MSG_RESULT([$kernelsrc])
AC_MSG_CHECKING([kernel build directory])
AS_IF([test -z "$kernelbuild"], [
- AS_IF([test -e "/lib/modules/$(uname -r)/build"], [
+ AS_IF([test x$withlinux != xyes -a -e "/lib/modules/$(uname -r)/build"], [
kernelbuild=`readlink -f /lib/modules/$(uname -r)/build`
], [test -d ${kernelsrc}-obj/${target_cpu}/${target_cpu}], [
kernelbuild=${kernelsrc}-obj/${target_cpu}/${target_cpu}
AS_IF([test "$utsrelease"], [
kernsrcver=`(echo "#include <$utsrelease>";
echo "kernsrcver=UTS_RELEASE") |
- cpp -I $kernelbuild/include |
+ ${CPP} -I $kernelbuild/include - |
grep "^kernsrcver=" | cut -d \" -f 2`
AS_IF([test -z "$kernsrcver"], [
ZFS_AC_MODULE_SYMVERS
])
-
-dnl #
-dnl # Detect the SPL module to be built against
dnl #
-AC_DEFUN([ZFS_AC_SPL], [
- AC_ARG_WITH([spl],
- AS_HELP_STRING([--with-spl=PATH],
- [Path to spl source]),
- [splsrc="$withval"])
-
- AC_ARG_WITH([spl-obj],
- AS_HELP_STRING([--with-spl-obj=PATH],
- [Path to spl build objects]),
- [splbuild="$withval"])
-
- AC_ARG_WITH([spl-timeout],
- AS_HELP_STRING([--with-spl-timeout=SECS],
- [Wait SECS for SPL header and symver file @<:@default=0@:>@]),
- [timeout="$withval"], [timeout=0])
-
- dnl #
- dnl # The existence of spl.release.in is used to identify a valid
- dnl # source directory. In order of preference:
- dnl #
- splsrc0="/var/lib/dkms/spl/${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="$LINUX"
-
- AC_MSG_CHECKING([spl source directory])
- AS_IF([test -z "${splsrc}"], [
- AS_IF([ test -e "${splsrc0}/spl.release.in"], [
- splsrc=${splsrc0}
- ], [ test -e "${splsrc1}/spl.release.in"], [
- splsrc=${splsrc1}
- ], [ test -e "${splsrc2}/spl.release.in"], [
- splsrc=${splsrc2}
- ], [ test -e "${splsrc3}/spl.release.in"], [
- splsrc=$(readlink -f "${splsrc3}")
- ], [ test -e "${splsrc4}/spl.release.in" ], [
- splsrc=${splsrc4}
- ], [ test -e "${splsrc5}/spl.release.in"], [
- splsrc=$(readlink -f "${splsrc5}")
- ], [ test -e "${splsrc6}/spl.release.in" ], [
- splsrc=${splsrc6}
- ], [
- splsrc="[Not found]"
- ])
- ], [
- AS_IF([test "$splsrc" = "NONE"], [
- splbuild=NONE
- splsrcver=NONE
+dnl # Detect the QAT module to be built against
+dnl # QAT provides hardware acceleration for data compression:
+dnl # https://01.org/intel-quickassist-technology
+dnl # * Download and install QAT driver from the above link
+dnl # * Start QAT driver in your system:
+dnl # service qat_service start
+dnl # * Enable QAT in ZFS, e.g.:
+dnl # ./configure --with-qat=<qat-driver-path>/QAT1.6
+dnl # make
+dnl # * Set GZIP compression in ZFS dataset:
+dnl # zfs set compression = gzip <dataset>
+dnl # Then the data written to this ZFS pool is compressed
+dnl # by QAT accelerator automatically, and de-compressed by
+dnl # QAT when read from the pool.
+dnl # * Get QAT hardware statistics by:
+dnl # cat /proc/icp_dh895xcc_dev/qat
+dnl # * To disable QAT:
+dnl # insmod zfs.ko zfs_qat_disable=1
+dnl #
+AC_DEFUN([ZFS_AC_QAT], [
+ AC_ARG_WITH([qat],
+ AS_HELP_STRING([--with-qat=PATH],
+ [Path to qat source]),
+ AS_IF([test "$withval" = "yes"],
+ AC_MSG_ERROR([--with-qat=PATH requires a PATH]),
+ [qatsrc="$withval"]))
+
+ AC_ARG_WITH([qat-obj],
+ AS_HELP_STRING([--with-qat-obj=PATH],
+ [Path to qat build objects]),
+ [qatbuild="$withval"])
+
+ AS_IF([test ! -z "${qatsrc}"], [
+ AC_MSG_CHECKING([qat source directory])
+ AC_MSG_RESULT([$qatsrc])
+ QAT_SRC="${qatsrc}/quickassist"
+ AS_IF([ test ! -e "$QAT_SRC/include/cpa.h"], [
+ AC_MSG_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:
+ ${QAT_SRC}/include])
])
])
- AC_MSG_RESULT([$splsrc])
- AS_IF([ test ! -e "$splsrc/spl.release.in"], [
- AC_MSG_ERROR([
- *** Please make sure the kmod spl devel package for your distribution
- *** is installed then try again. If that fails you can specify the
- *** location of the spl source with the '--with-spl=PATH' option.])
- ])
-
- dnl #
- dnl # The existence of the spl_config.h is used to identify a valid
- dnl # spl object directory. In many cases the object and source
- dnl # directory are the same, however the objects may also reside
- dnl # is a subdirectory named after the kernel version.
- dnl #
- dnl # This file is supposed to be available after DKMS finishes
- dnl # building the SPL kernel module for the target kernel. The
- dnl # '--with-spl-timeout' option can be passed to pause here,
- dnl # waiting for the file to appear from a concurrently building
- dnl # SPL package.
- dnl #
- AC_MSG_CHECKING([spl build directory])
- while true; do
- AS_IF([test -z "$splbuild"], [
- AS_IF([ test -e "${splsrc}/${LINUX_VERSION}/spl_config.h" ], [
- splbuild="${splsrc}/${LINUX_VERSION}"
- ], [ test -e "${splsrc}/spl_config.h" ], [
- splbuild="${splsrc}"
- ], [ find -L "${splsrc}" -name spl_config.h 2> /dev/null | grep -wq spl_config.h ], [
- splbuild=$(find -L "${splsrc}" -name spl_config.h | sed 's,/spl_config.h,,')
- ], [
- splbuild="[Not found]"
- ])
+ AS_IF([test ! -z "${qatsrc}"], [
+ AC_MSG_CHECKING([qat build directory])
+ AS_IF([test -z "$qatbuild"], [
+ qatbuild="${qatsrc}/build"
])
- AS_IF([test -e "$splbuild/spl_config.h" -o $timeout -le 0], [
- break;
- ], [
- sleep 1
- timeout=$((timeout-1))
- ])
- done
-
- AC_MSG_RESULT([$splbuild])
- AS_IF([ ! test -e "$splbuild/spl_config.h"], [
- AC_MSG_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.])
- ])
- AC_MSG_CHECKING([spl source version])
- AS_IF([test -r $splbuild/spl_config.h &&
- fgrep -q SPL_META_VERSION $splbuild/spl_config.h], [
+ AC_MSG_RESULT([$qatbuild])
+ QAT_OBJ=${qatbuild}
+ AS_IF([ ! test -e "$QAT_OBJ/icp_qa_al.ko" && ! test -e "$QAT_OBJ/qat_api.ko"], [
+ AC_MSG_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])
+ ])
- splsrcver=`(echo "#include <spl_config.h>";
- echo "splsrcver=SPL_META_VERSION-SPL_META_RELEASE") |
- cpp -I $splbuild |
- grep "^splsrcver=" | tr -d \" | cut -d= -f2`
- ])
+ AC_SUBST(QAT_SRC)
+ AC_SUBST(QAT_OBJ)
- AS_IF([test -z "$splsrcver"], [
- AC_MSG_RESULT([Not found])
- AC_MSG_ERROR([
- *** Cannot determine the version of the spl source.
- *** Please prepare the spl source before running this script])
+ AC_DEFINE(HAVE_QAT, 1,
+ [qat is enabled and existed])
])
- AC_MSG_RESULT([$splsrcver])
-
- SPL=${splsrc}
- SPL_OBJ=${splbuild}
- SPL_VERSION=${splsrcver}
-
- AC_SUBST(SPL)
- AC_SUBST(SPL_OBJ)
- AC_SUBST(SPL_VERSION)
-
dnl #
- dnl # Detect the name used for the SPL Module.symvers file. If one
- dnl # does not exist this is likely because the SPL has been configured
- dnl # but not built. The '--with-spl-timeout' option can be passed
- dnl # to pause here, waiting for the file to appear from a concurrently
- dnl # building SPL package. If the file does not appear in time, a good
- dnl # guess is made as to what this file will be named based on what it
- dnl # is named in the kernel build products. This file will first be
- dnl # used at link time so if the guess is wrong the build will fail
- dnl # then. This unfortunately means the ZFS package does not contain a
- dnl # reliable mechanism to detect symbols exported by the SPL at
- dnl # configure time.
+ dnl # Detect the name used for the QAT Module.symvers file.
dnl #
- AC_MSG_CHECKING([spl file name for module symbols])
- SPL_SYMBOLS=NONE
-
- while true; do
- AS_IF([test -r $SPL_OBJ/Module.symvers], [
- SPL_SYMBOLS=Module.symvers
- ], [test -r $SPL_OBJ/Modules.symvers], [
- SPL_SYMBOLS=Modules.symvers
- ], [test -r $SPL_OBJ/module/Module.symvers], [
- SPL_SYMBOLS=Module.symvers
- ], [test -r $SPL_OBJ/module/Modules.symvers], [
- SPL_SYMBOLS=Modules.symvers
- ])
+ AS_IF([test ! -z "${qatsrc}"], [
+ AC_MSG_CHECKING([qat file for module symbols])
+ QAT_SYMBOLS=$QAT_SRC/lookaside/access_layer/src/Module.symvers
- AS_IF([test $SPL_SYMBOLS != NONE -o $timeout -le 0], [
- break;
- ], [
- sleep 1
- timeout=$((timeout-1))
+ AS_IF([test -r $QAT_SYMBOLS], [
+ AC_MSG_RESULT([$QAT_SYMBOLS])
+ AC_SUBST(QAT_SYMBOLS)
+ ],[
+ AC_MSG_ERROR([
+ *** Please make sure the qat driver is installed then try again.
+ *** Failed to find Module.symvers in:
+ $QAT_SYMBOLS])
+ ])
])
- done
-
- AS_IF([test "$SPL_SYMBOLS" = NONE], [
- SPL_SYMBOLS=$LINUX_SYMBOLS
])
-
- AC_MSG_RESULT([$SPL_SYMBOLS])
- AC_SUBST(SPL_SYMBOLS)
])
dnl #
dnl # modules may be successfully built that behave incorrectly.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [
- AC_RUN_IFELSE([
- AC_LANG_PROGRAM([
- #include "$LINUX/include/linux/license.h"
+ AS_IF([test "x$cross_compiling" != xyes], [
+ AC_RUN_IFELSE([
+ AC_LANG_PROGRAM([
+ #include "$LINUX/include/linux/license.h"
+ ], [
+ return !license_is_gpl_compatible("$ZFS_META_LICENSE");
+ ])
+ ], [
+ AC_DEFINE([ZFS_IS_GPL_COMPATIBLE], [1],
+ [Define to 1 if GPL-only symbols can be used])
], [
- return !license_is_gpl_compatible("$ZFS_META_LICENSE");
])
- ], [
- AC_DEFINE([ZFS_IS_GPL_COMPATIBLE], [1],
- [Define to 1 if GPL-only symbols can be used])
- ], [
])
+ ZFS_AC_KERNEL_CONFIG_THREAD_SIZE
ZFS_AC_KERNEL_CONFIG_DEBUG_LOCK_ALLOC
+ ZFS_AC_KERNEL_CONFIG_TRIM_UNUSED_KSYMS
+ ZFS_AC_KERNEL_CONFIG_ZLIB_INFLATE
+ ZFS_AC_KERNEL_CONFIG_ZLIB_DEFLATE
+])
+
+dnl #
+dnl # Check configured THREAD_SIZE
+dnl #
+dnl # The stack size will vary by architecture, but as of Linux 3.15 on x86_64
+dnl # the default thread stack size was increased to 16K from 8K. Therefore,
+dnl # on newer kernels and some architectures stack usage optimizations can be
+dnl # conditionally applied to improve performance without negatively impacting
+dnl # stability.
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_CONFIG_THREAD_SIZE], [
+ AC_MSG_CHECKING([whether kernel was built with 16K or larger stacks])
+ ZFS_LINUX_TRY_COMPILE([
+ #include <linux/module.h>
+ ],[
+ #if (THREAD_SIZE < 16384)
+ #error "THREAD_SIZE is less than 16K"
+ #endif
+ ],[
+ AC_MSG_RESULT([yes])
+ AC_DEFINE(HAVE_LARGE_STACKS, 1, [kernel has large stacks])
+ ],[
+ AC_MSG_RESULT([no])
+ ])
])
dnl #
], [])
])
+dnl #
+dnl # Check CONFIG_TRIM_UNUSED_KSYMS
+dnl #
+dnl # Verify the kernel has CONFIG_TRIM_UNUSED_KSYMS disabled.
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_CONFIG_TRIM_UNUSED_KSYMS], [
+ AC_MSG_CHECKING([whether CONFIG_TRIM_UNUSED_KSYM is disabled])
+ ZFS_LINUX_TRY_COMPILE([
+ #if defined(CONFIG_TRIM_UNUSED_KSYMS)
+ #error CONFIG_TRIM_UNUSED_KSYMS not defined
+ #endif
+ ],[ ],[
+ AC_MSG_RESULT([yes])
+ ],[
+ AC_MSG_RESULT([no])
+ AC_MSG_ERROR([
+ *** This kernel has unused symbols trimming enabled, please disable.
+ *** Rebuild the kernel with CONFIG_TRIM_UNUSED_KSYMS=n set.])
+ ])
+])
+
dnl #
dnl # ZFS_LINUX_CONFTEST_H
dnl #
modpost_flag=''
test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
AS_IF(
- [AC_TRY_COMMAND(cp conftest.c conftest.h build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag) >/dev/null && AC_TRY_COMMAND([$3])],
+ [AC_TRY_COMMAND(cp conftest.c conftest.h build && make [$2] -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $FRAME_LARGER_THAN $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag) >/dev/null && AC_TRY_COMMAND([$3])],
[$4],
[_AC_MSG_LOG_CONFTEST m4_ifvaln([$5],[$5])]
)
dnl # ZFS_LINUX_CONFIG
dnl #
AC_DEFUN([ZFS_LINUX_CONFIG],
- [AC_MSG_CHECKING([whether Linux was built with CONFIG_$1])
+ [AC_MSG_CHECKING([whether kernel was built with CONFIG_$1])
ZFS_LINUX_TRY_COMPILE([
#include <linux/module.h>
],[