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authorIngo Molnar <mingo@elte.hu>2009-01-18 18:37:14 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-18 18:37:14 +0100
commitb2b062b8163391c42b3219d466ca1ac9742b9c7b (patch)
treef3f920c09b8de694b1bc1d4b878cfd2b0b98c913 /include/linux/buffer_head.h
parenta9de18eb761f7c1c860964b2e5addc1a35c7e861 (diff)
parent99937d6455cea95405ac681c86a857d0fcd530bd (diff)
Merge branch 'core/percpu' into stackprotector
Conflicts: arch/x86/include/asm/pda.h arch/x86/include/asm/system.h Also, moved include/asm-x86/stackprotector.h to arch/x86/include/asm. Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 */