From 700e1b12196c4b01524ca10d89f8731418d72b6e Mon Sep 17 00:00:00 2001
From: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Date: Mon, 6 Dec 2010 01:11:33 +0900
Subject: [PATCH] KVM: MMU: Avoid dropping accessed bit while removing write
 access

One more "KVM: MMU: Don't drop accessed bit while updating an spte."

Sptes are accessed by both kvm and hardware.
This patch uses update_spte() to fix the way of removing write access.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Avi Kivity <avi@redhat.com>
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