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[PATCH] sem2mutex: blockdev #2

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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 <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Acked-by: Jens Axboe <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Arjan van de Ven 2006-03-23 03:00:28 -08:00 • committed by Linus Torvalds
commit c039e3134a
7 changed files with 38 additions and 38 deletions
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6
fs/buffer.c
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@ -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);