From c5610a5d7188b90fe0f927d2513bf684fb0bc427 Mon Sep 17 00:00:00 2001
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Mon, 8 Jul 2013 11:31:06 +0930
Subject: [PATCH] virtio: include asm/barrier explicitly

virtio_ring.h uses mb() and friends, make
it pull in asm/barrier.h itself, not rely
on other headers to do it.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Reading git-format-patch failed