reiserfs: suppress lockdep warning

We're getting lockdep warnings due to a post-2.6.21-rc7 bugfix.

The xattr_sem can never be taken in the manner described. Internal inodes
are protected by I_PRIVATE.  Add the appropriate annotation.

Cc: <stable@kernel.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Mahoney 2007-04-30 15:09:50 -07:00 committed by Linus Torvalds
parent 42e380832a
commit 1173a729fc

View File

@ -68,7 +68,7 @@ static struct dentry *get_xa_root(struct super_block *sb, int flags)
if (!privroot)
return ERR_PTR(-ENODATA);
mutex_lock(&privroot->d_inode->i_mutex);
mutex_lock_nested(&privroot->d_inode->i_mutex, I_MUTEX_XATTR);
if (REISERFS_SB(sb)->xattr_root) {
xaroot = dget(REISERFS_SB(sb)->xattr_root);
goto out;