From 314146e515710f8a7d7eaf7a58b7ed590c9c14c3 Mon Sep 17 00:00:00 2001
From: Tom Goetz <tom.goetz@virtualcomputer.com>
Date: Thu, 17 Mar 2011 12:14:29 -0400
Subject: [PATCH] xen/blkback: Fix the WRITE_BARRIER

The WRITE_BARRIER was missing the REQ_WRITE option. This
was causing the blktap to die.

Signed-off-by: Tom Goetz <tom.goetz@virtualcomputer.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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Reading git-format-patch failed