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| author | Arjan van de Ven <arjan@infradead.org> | 2006-03-23 03:00:28 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 07:38:11 -0800 |
| commit | c039e3134ae62863bbc8e8429b29e3c43cf21b2a (patch) | |
| tree | b9bbf4fda0844e3173bf10a5bffbaaec94fb4246 /fs/buffer.c | |
| parent | 6f87f0deebaff2716a3ce9232f948d702690562a (diff) | |
| download | linux-c039e3134ae62863bbc8e8429b29e3c43cf21b2a.tar.gz linux-c039e3134ae62863bbc8e8429b29e3c43cf21b2a.tar.bz2 linux-c039e3134ae62863bbc8e8429b29e3c43cf21b2a.zip | |
[PATCH] sem2mutex: blockdev #2
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index 1d3683d496f8..0d6ca7bac6c8 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -201,7 +201,7 @@ int fsync_bdev(struct block_device *bdev) * freeze_bdev -- lock a filesystem and force it into a consistent state * @bdev: blockdevice to lock * - * This takes the block device bd_mount_sem to make sure no new mounts + * This takes the block device bd_mount_mutex to make sure no new mounts * happen on bdev until thaw_bdev() is called. * If a superblock is found on this device, we take the s_umount semaphore * on it to make sure nobody unmounts until the snapshot creation is done. @@ -210,7 +210,7 @@ struct super_block *freeze_bdev(struct block_device *bdev) { struct super_block *sb; - down(&bdev->bd_mount_sem); + mutex_lock(&bdev->bd_mount_mutex); sb = get_super(bdev); if (sb && !(sb->s_flags & MS_RDONLY)) { sb->s_frozen = SB_FREEZE_WRITE; @@ -264,7 +264,7 @@ void thaw_bdev(struct block_device *bdev, struct super_block *sb) drop_super(sb); } - up(&bdev->bd_mount_sem); + mutex_unlock(&bdev->bd_mount_mutex); } EXPORT_SYMBOL(thaw_bdev); |