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[PATCH] ecryptfs: nested locking annotation

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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>
This commit is contained in:
Peter Zijlstra 2007-03-07 20:41:30 -08:00 committed by Linus Torvalds
parent f70c81d4dd
commit 908e0a8a26
1 changed files with 1 additions and 1 deletions
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2
fs/ecryptfs/inode.c
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@ -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;
}