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authorTakashi Iwai <tiwai@suse.de>2009-01-15 18:27:20 +0100
committerTakashi Iwai <tiwai@suse.de>2009-01-15 18:27:20 +0100
commitc0106d72b8d71696dbe9dc80e2c77d4ac63f7531 (patch)
treeca96d2baecb0555e36219ed6968dc8e306e530ca /include/linux/buffer_head.h
parent5852973c129cf7c7e6c229abb7250673fc2a50c9 (diff)
parenteff317d0834ad1ff03f747f6bc2d76b9a9c95160 (diff)
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Merge branch 'topic/asoc' into next/asoc
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 8605f8a74df..bd7ac793be1 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 */