3.16.61-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Amir Goldstein amir73il@gmail.com
commit 0c8e3fe35db9b66ae0030849545030ec7c0fc45c upstream.
Needed by ext4 to test frozen fs before updating s_last_mounted.
Signed-off-by: Amir Goldstein amir73il@gmail.com Signed-off-by: Theodore Ts'o tytso@mit.edu Reviewed-by: Jan Kara jack@suse.cz Signed-off-by: Ben Hutchings ben@decadent.org.uk --- include/linux/fs.h | 5 +++++ 1 file changed, 5 insertions(+)
--- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1389,6 +1389,11 @@ static inline void sb_start_intwrite(str __sb_start_write(sb, SB_FREEZE_FS, true); }
+static inline int sb_start_intwrite_trylock(struct super_block *sb) +{ + return __sb_start_write(sb, SB_FREEZE_FS, false); +} +
extern bool inode_owner_or_capable(const struct inode *inode);