From: CQ Tang <cq.tang@intel.com>
Date: Wed, 13 Jan 2016 21:15:03 +0000 (+0000)
Subject: iommu/vt-d: Fix 64-bit accesses to 32-bit DMAR_GSTS_REG
X-Git-Tag: v3.2.79~60
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5107bd77d4603d426ecfdcde901d20633b2b7e9f;p=pandora-kernel.git

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>
---

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