From: Christoph Hellwig <hch@infradead.org>
Date: Sat, 18 Jul 2009 22:14:54 +0000 (-0400)
Subject: xfs: switch to NOFS allocation under i_lock in xfs_getbmap
X-Git-Tag: v2.6.32-rc1~661^2^2~17^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1ec2b8a777d6ac5464a836b3c5520b1a5190194c;p=pandora-kernel.git

xfs: switch to NOFS allocation under i_lock in xfs_getbmap

xfs_getbmap allocates memory 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>
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