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| author | Jason Baron <jbaron@redhat.com> | 2006-09-29 02:01:01 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-29 09:18:19 -0700 |
| commit | 87d7c8aca8670a772f74766c19e0345a606b67a9 (patch) | |
| tree | 5373f4a6095d8772f33f1c9faa12f1a583f8f14e /fs/block_dev.c | |
| parent | 303912e2a32aa73785b4c4dee15466d944a38a46 (diff) | |
| download | linux-87d7c8aca8670a772f74766c19e0345a606b67a9.tar.gz linux-87d7c8aca8670a772f74766c19e0345a606b67a9.tar.bz2 linux-87d7c8aca8670a772f74766c19e0345a606b67a9.zip | |
[PATCH] block_dev.c mutex_lock_nested() fix
In the case below we are locking the whole disk not a partition. This
change simply brings the code in line with the piece above where when we
are the 'first' opener, and we are a partition.
Signed-off-by: Jason Baron <jbaron@redhat.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/block_dev.c')
| -rw-r--r-- | fs/block_dev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 8cc144ffc382..4346468139e8 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1031,7 +1031,7 @@ do_open(struct block_device *bdev, struct file *file, unsigned int subclass) rescan_partitions(bdev->bd_disk, bdev); } else { mutex_lock_nested(&bdev->bd_contains->bd_mutex, - BD_MUTEX_PARTITION); + BD_MUTEX_WHOLE); bdev->bd_contains->bd_part_count++; mutex_unlock(&bdev->bd_contains->bd_mutex); } |