From: Chris Mason <chris.mason@oracle.com>
Date: Wed, 21 Mar 2012 16:09:56 +0000 (-0400)
Subject: Btrfs: loop waiting on writeback
X-Git-Tag: v3.4-rc1~22^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a098d8e8eec5a46a47b1bb74390746973d913a9c;p=pandora-kernel.git

Btrfs: loop waiting on writeback

lock_extent_buffer_for_io needs to loop around and make sure the
writeback bits are not set.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
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