From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Date: Mon, 2 Aug 2010 08:15:08 +0000 (+0800)
Subject: KVM: MMU: mark page dirty only when page is really written
X-Git-Tag: v2.6.37-rc1~142^2~274
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4132779b1718f066ec2d06a71c8958039865cd49;p=pandora-kernel.git

KVM: MMU: mark page dirty only when page is really written

Mark page dirty only when this page is really written, it's more exacter,
and also can fix dirty page marking in speculation path

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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