From: Jeff Layton <jlayton@poochiereds.net>
Date: Tue, 10 Jun 2014 16:24:40 +0000 (-0400)
Subject: locks: add missing memory barrier in break_deleg
X-Git-Tag: omap-for-v3.17/soc-cleanup~59^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=962bd40bc30e412828e091bfda041b7547e779c8;p=pandora-kernel.git

locks: add missing memory barrier in break_deleg

break_deleg is subject to the same potential race as break_lease. Add
a memory barrier to prevent it.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
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