path: root/include
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authorLinus Torvalds <torvalds@linux-foundation.org>2013-09-13 23:06:40 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-13 23:06:40 -0400
commit3711d86a2de17e967b576af8b8a1e9351a7d1466 (patch)
treef7d6028b81a475a83a6c2471645e0202b2b5f427 /include
parent89dc77bcdabf42ec99553f5837aa4bb8255a088c (diff)
parenta8855990e382fc81c04187c5fdb48743307baf32 (diff)
Merge tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux
Pull writeback fix from Wu Fengguang: "A trivial writeback fix" * tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux: writeback: Do not sort b_io list only because of block device inode
Diffstat (limited to 'include')
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index a4acd3c61190..3f40547ba191 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2069,6 +2069,7 @@ extern struct super_block *freeze_bdev(struct block_device *);
extern void emergency_thaw_all(void);
extern int thaw_bdev(struct block_device *bdev, struct super_block *sb);
extern int fsync_bdev(struct block_device *);
+extern int sb_is_blkdev_sb(struct super_block *sb);
static inline void bd_forget(struct inode *inode) {}
static inline int sync_blockdev(struct block_device *bdev) { return 0; }
@@ -2088,6 +2089,11 @@ static inline int thaw_bdev(struct block_device *bdev, struct super_block *sb)
static inline void iterate_bdevs(void (*f)(struct block_device *, void *), void *arg)
+static inline int sb_is_blkdev_sb(struct super_block *sb)
+ return 0;
extern int sync_filesystem(struct super_block *);
extern const struct file_operations def_blk_fops;

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