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authorDavid Vrabel <david.vrabel@csr.com>2009-01-22 19:12:32 +0000
committerDavid Vrabel <david.vrabel@csr.com>2009-01-22 19:12:32 +0000
commitdff243f7cb3a2ebbb09093066c1bc4a90ff5b3a4 (patch)
tree1c63e7c2f879cd322ca785671b74b4ff796dd24c /include/linux/buffer_head.h
parenta5e6ced58d423cb09c4fc0087dcfdb0b5deb5e1c (diff)
parentf3b8436ad9a8ad36b3c9fa1fe030c7f38e5d3d0b (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'include/linux/buffer_head.h')
-rw-r--r--include/linux/buffer_head.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index 8605f8a74df9..bd7ac793be19 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -171,7 +171,7 @@ void __wait_on_buffer(struct buffer_head *);
wait_queue_head_t *bh_waitq_head(struct buffer_head *bh);
int fsync_bdev(struct block_device *);
struct super_block *freeze_bdev(struct block_device *);
-void thaw_bdev(struct block_device *, struct super_block *);
+int thaw_bdev(struct block_device *, struct super_block *);
int fsync_super(struct super_block *);
int fsync_no_super(struct block_device *);
struct buffer_head *__find_get_block(struct block_device *bdev, sector_t block,
@@ -346,6 +346,15 @@ static inline int remove_inode_buffers(struct inode *inode) { return 1; }
static inline int sync_mapping_buffers(struct address_space *mapping) { return 0; }
static inline void invalidate_bdev(struct block_device *bdev) {}
+static inline struct super_block *freeze_bdev(struct block_device *sb)
+{
+ return NULL;
+}
+
+static inline int thaw_bdev(struct block_device *bdev, struct super_block *sb)
+{
+ return 0;
+}
#endif /* CONFIG_BLOCK */
#endif /* _LINUX_BUFFER_HEAD_H */