The patch titled
block_dev.c mutex_lock_nested() fix
has been removed from the -mm tree. Its filename is
block_devc-mutex_lock_nested-fix.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: block_dev.c mutex_lock_nested() fix
From: Jason Baron <jbaron@xxxxxxxxxx>
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@xxxxxxxxxx>
Acked-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
fs/block_dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN fs/block_dev.c~block_devc-mutex_lock_nested-fix fs/block_dev.c
--- a/fs/block_dev.c~block_devc-mutex_lock_nested-fix
+++ a/fs/block_dev.c
@@ -1031,7 +1031,7 @@ do_open(struct block_device *bdev, struc
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);
}
_
Patches currently in -mm which might be from jbaron@xxxxxxxxxx are
origin.patch
remove-the-old-bd_mutex-lockdep-annotation.patch
new-bd_mutex-lockdep-annotation.patch
-
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