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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2007-03-07 20:41:30 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-08 07:39:16 -0800 |
| commit | 908e0a8a265fe8057604a9a30aec3f0be7bb5ebb (patch) | |
| tree | e4216141e4083a1c3ccfb51f53f14685758a52f1 /fs/ecryptfs | |
| parent | f70c81d4ddb0d300abc252cb594198d3c797a5e1 (diff) | |
| download | op-kernel-dev-908e0a8a265fe8057604a9a30aec3f0be7bb5ebb.zip op-kernel-dev-908e0a8a265fe8057604a9a30aec3f0be7bb5ebb.tar.gz | |
[PATCH] ecryptfs: nested locking annotation
ecryptfs uses a lock_parent() function, which I hope really locks the parents
and is not abused
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ecryptfs')
| -rw-r--r-- | fs/ecryptfs/inode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index e62f3fc..1548be2 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -38,7 +38,7 @@ static struct dentry *lock_parent(struct dentry *dentry) struct dentry *dir; dir = dget(dentry->d_parent); - mutex_lock(&(dir->d_inode->i_mutex)); + mutex_lock_nested(&(dir->d_inode->i_mutex), I_MUTEX_PARENT); return dir; } |
