From: Yan <yanzheng@21cn.com>
Date: Thu, 24 Jul 2008 16:18:16 +0000 (-0400)
Subject: Btrfs: Properly release lock in pin_down_bytes
X-Git-Tag: v2.6.29-rc1~27^2~9^2~55^2~56^2~30^2~94
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=974e35a82d022434efa50fe5f805ae14c542ba8c;p=pandora-kernel.git

Btrfs: Properly release lock in pin_down_bytes

When buffer isn't uptodate, pin_down_bytes may leave the tree locked
after it returns.

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