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authorRichard Yao <[email protected]>2012-08-16 19:31:54 -0400
committerBrian Behlendorf <[email protected]>2012-10-14 15:29:26 -0700
commit95f5c63b47d8f8294b38843f9ba710e97b749b63 (patch)
tree6bea5a895ae24d30f78260a8bf16fc24254cc015 /config
parent558ef6d0805457654938dbe56c9a19b0121a712d (diff)
Linux 3.6 compat, iops->mkdir()
Use .mkdir instead of .create in 3.3 compatibility check. Linux 3.6 modifies inode_operations->create's function prototype. This causes an autotools Linux 3.3. compatibility check for a function prototype change in create, mkdir and mknode to fail. Since mkdir and mknode are unchanged, we modify the check to examine it instead. Signed-off-by: Richard Yao <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Issue #873
Diffstat (limited to 'config')
-rw-r--r--config/kernel-mkdir-umode-t.m4 (renamed from config/kernel-create-umode-t.m4)9
-rw-r--r--config/kernel.m42
2 files changed, 5 insertions, 6 deletions
diff --git a/config/kernel-create-umode-t.m4 b/config/kernel-mkdir-umode-t.m4
index f88113f40..dd5d94ba9 100644
--- a/config/kernel-create-umode-t.m4
+++ b/config/kernel-mkdir-umode-t.m4
@@ -6,19 +6,18 @@ dnl # would also change all three prototypes. However, if it turns out that
dnl # some distribution doesn't backport the whole thing this could be
dnl # broken apart in to three seperate checks.
dnl #
-AC_DEFUN([ZFS_AC_KERNEL_CREATE_UMODE_T], [
+AC_DEFUN([ZFS_AC_KERNEL_MKDIR_UMODE_T], [
AC_MSG_CHECKING([whether iops->create()/mkdir()/mknod() take umode_t])
ZFS_LINUX_TRY_COMPILE([
#include <linux/fs.h>
],[
- int (*create) (struct inode *, struct dentry *, umode_t,
- struct nameidata *) = NULL;
+ int (*mkdir) (struct inode *,struct dentry *,umode_t) = NULL;
struct inode_operations iops __attribute__ ((unused)) = {
- .create = create,
+ .mkdir = mkdir,
};
],[
AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_CREATE_UMODE_T, 1,
+ AC_DEFINE(HAVE_MKDIR_UMODE_T, 1,
[iops->create()/mkdir()/mknod() take umode_t])
],[
AC_MSG_RESULT(no)
diff --git a/config/kernel.m4 b/config/kernel.m4
index dd01fb28b..13238d8ac 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -49,10 +49,10 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
ZFS_AC_KERNEL_NR_CACHED_OBJECTS
ZFS_AC_KERNEL_FREE_CACHED_OBJECTS
ZFS_AC_KERNEL_FALLOCATE
+ ZFS_AC_KERNEL_MKDIR_UMODE_T
ZFS_AC_KERNEL_LOOKUP_NAMEIDATA
ZFS_AC_KERNEL_CREATE_NAMEIDATA
ZFS_AC_KERNEL_TRUNCATE_RANGE
- ZFS_AC_KERNEL_CREATE_UMODE_T
ZFS_AC_KERNEL_AUTOMOUNT
ZFS_AC_KERNEL_ENCODE_FH_WITH_INODE
ZFS_AC_KERNEL_COMMIT_METADATA