From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Wed, 28 Nov 2012 01:29:04 +0000 (-0200)
Subject: KVM: x86: update pvclock area conditionally, on cpu migration
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~27^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d98d07ca7e0347d712d54a865af323c4aee04bc2;p=pandora-kernel.git

KVM: x86: update pvclock area conditionally, on cpu migration

As requested by Glauber, do not update kvmclock area on vcpu->pcpu
migration, in case the host has stable TSC.

This is to reduce cacheline bouncing.

Acked-by: Glauber Costa <glommer@parallels.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---

Reading git-diff-tree failed