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authorChunwei Chen <[email protected]>2016-12-16 13:54:51 -0800
committerChunwei Chen <[email protected]>2016-12-16 13:54:51 -0800
commita5248129b865d9b9675a6952c40a9f68e0374b83 (patch)
treeb7b9832013d9a9aca7d402870b0fd9a7af124153 /config/kernel-inode-set-flags.m4
parentc360af541117a0978b7fe146b59c12ad2f80d162 (diff)
Use inode_set_flags when available
Signed-off-by: Chunwei Chen <[email protected]>
Diffstat (limited to 'config/kernel-inode-set-flags.m4')
-rw-r--r--config/kernel-inode-set-flags.m418
1 files changed, 18 insertions, 0 deletions
diff --git a/config/kernel-inode-set-flags.m4 b/config/kernel-inode-set-flags.m4
new file mode 100644
index 000000000..e0ad26796
--- /dev/null
+++ b/config/kernel-inode-set-flags.m4
@@ -0,0 +1,18 @@
+dnl #
+dnl # 3.15 API change
+dnl # inode_set_flags introduced to set i_flags
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_INODE_SET_FLAGS], [
+ AC_MSG_CHECKING([whether inode_set_flags() exists])
+ ZFS_LINUX_TRY_COMPILE([
+ #include <linux/fs.h>
+ ],[
+ struct inode inode;
+ inode_set_flags(&inode, S_IMMUTABLE, S_IMMUTABLE);
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_INODE_SET_FLAGS, 1, [inode_set_flags() exists])
+ ],[
+ AC_MSG_RESULT(no)
+ ])
+])