Remove kern_path() wrapper

[mirror_spl.git] / config / spl-build.m4

diff --git a/config/spl-build.m4 b/config/spl-build.m4
index b30a6f581b834301df9c2cc9def6824be1b94286..6c34b99993977b3834f3c9e0783ebc99bc2dd385 100644 (file)
--- a/config/spl-build.m4
+++ b/config/spl-build.m4
@@ -39,7 +39,6 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [
        SPL_AC_PUT_TASK_STRUCT
        SPL_AC_EXPORTED_RWSEM_IS_LOCKED
        SPL_AC_KERNEL_FALLOCATE
-       SPL_AC_KERN_PATH
        SPL_AC_CONFIG_ZLIB_INFLATE
        SPL_AC_CONFIG_ZLIB_DEFLATE
        SPL_AC_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE
@@ -1326,44 +1325,6 @@ AC_DEFUN([SPL_AC_EXPORTED_RWSEM_IS_LOCKED],
        ])
 ])
 
-dnl #
-dnl # 2.6.28 API change
-dnl # The kern_path() function has been introduced. We adopt it as the new way
-dnl # of looking up paths. When it is not available, we emulate it using the
-dnl # older interfaces.
-dnl #
-AC_DEFUN([SPL_AC_KERN_PATH],
-       [AC_MSG_CHECKING([whether kern_path() is available])
-       SPL_LINUX_TRY_COMPILE_SYMBOL([
-               #include <linux/namei.h>
-       ], [
-               int r = kern_path(NULL, 0, NULL);
-       ], [kern_path], [fs/namei.c], [
-               AC_MSG_RESULT(yes)
-               AC_DEFINE(HAVE_KERN_PATH, 1,
-                         [kern_path() is available])
-       ], [
-               AC_MSG_RESULT(no)
-               AC_MSG_CHECKING([whether path_lookup() is available])
-               SPL_LINUX_TRY_COMPILE_SYMBOL([
-                       #include <linux/namei.h>
-               ], [
-                       int r = path_lookup(NULL, 0, NULL);
-               ], [path_lookup], [fs/namei.c], [
-                       AC_MSG_RESULT(yes)
-                       AC_DEFINE(HAVE_KERN_PATH, 1,
-                                 [kern_path() is available])
-               ], [
-                       AC_MSG_RESULT(no)
-                       AC_MSG_ERROR([
-       *** Neither kern_path() nor path_lookup() is available.
-       *** Please file an issue:
-       *** https://github.com/zfsonlinux/spl/issues/new])
-
-               ])
-       ])
-])
-
 dnl #
 dnl # zlib inflate compat,
 dnl # Verify the kernel has CONFIG_ZLIB_INFLATE support enabled.