xfs: prevent lockdep false positive in xfs_iget_cache_miss
commited93ec3907f063268ced18728d0653f6199d100c
authorChristoph Hellwig <hch@infradead.org>
Tue, 3 Mar 2009 19:48:35 +0000 (3 14:48 -0500)
committerFelix Blyakher <felixb@sgi.com>
Wed, 4 Mar 2009 13:31:48 +0000 (4 07:31 -0600)
treee9e15deaec2c4609c2097da4064beef4c6341f3e
parente8fa6b483feebd23ded5eb01afd7a6e82b6078c6
xfs: prevent lockdep false positive in xfs_iget_cache_miss

The inode can't be locked by anyone else as we just created it a few
lines above and it's not been added to any lookup data structure yet.

So use a trylock that must succeed to get around the lockdep warnings.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reported-by: Alexander Beregalov <a.beregalov@gmail.com>
Reviewed-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Felix Blyakher <felixb@sgi.com>
Signed-off-by: Felix Blyakher <felixb@sgi.com>
fs/xfs/xfs_iget.c