xfs: switch to NOFS allocation under i_lock in xfs_readlink_bmap
authorChristoph Hellwig <hch@infradead.org>
Sat, 18 Jul 2009 22:15:00 +0000 (18:15 -0400)
committerFelix Blyakher <felixb@sgi.com>
Wed, 12 Aug 2009 06:07:53 +0000 (01:07 -0500)
commit7b02ecb3031b192823bc732ae717febc0a59aa92
treeaeb5e3c56f4634ad3b391dd8a7eab1fce81f0eea
parent10746e47e722b5688fcd6eba9fbf9b2e64a248a7
xfs: switch to NOFS allocation under i_lock in xfs_readlink_bmap

xfs_readlink_bmap is called with i_lock held, but i_lock is taken in
reclaim context so all allocations under it must avoid recursions into
the filesystem.

Reported by the new reclaim context tracing in lockdep.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Felix Blyakher <felixb@sgi.com>
Signed-off-by: Felix Blyakher <felixb@sgi.com>
fs/xfs/xfs_vnodeops.c