From 68fe8acc204c7fbefd4c01b8929fedb244ec283d Mon Sep 17 00:00:00 2001
From: Frank Haverkamp <haver@linux.vnet.ibm.com>
Date: Thu, 20 Mar 2014 15:11:03 +0100
Subject: [PATCH] GenWQE: Add wmb before DDCB is started

Needed to add wmb() before we send the DDCB for execution.
Without the syncronizing it failed on System p.

Signed-off-by: Frank Haverkamp <haver@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed