From: Andre Przywara <andre.przywara@amd.com>
Date: Thu, 2 Jul 2009 13:04:14 +0000 (+0200)
Subject: KVM: fix MMIO_CONF_BASE MSR access
X-Git-Tag: v2.6.32-rc1~693^2~93
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f7c6d140032ae7e80df36d350c6edc41f92b2f94;p=pandora-kernel.git

KVM: fix MMIO_CONF_BASE MSR access

Some Windows versions check whether the BIOS has setup MMI/O for
config space accesses on AMD Fam10h CPUs, we say "no" by returning 0 on
reads and only allow disabling of MMI/O CfgSpace setup by igoring "0" writes.

Signed-off-by: Andre Przywara <andre.przywara@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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