From 5107bd77d4603d426ecfdcde901d20633b2b7e9f Mon Sep 17 00:00:00 2001
From: CQ Tang <cq.tang@intel.com>
Date: Wed, 13 Jan 2016 21:15:03 +0000
Subject: [PATCH] iommu/vt-d: Fix 64-bit accesses to 32-bit DMAR_GSTS_REG

commit fda3bec12d0979aae3f02ee645913d66fbc8a26e upstream.

This is a 32-bit register. Apparently harmless on real hardware, but
causing justified warnings in simulation.

Signed-off-by: CQ Tang <cq.tang@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
Reading git-format-patch failed