Re: [PATCH] KVM: VMX: Enable memory mapped TPR shadow(FlexPriority)

Avi Kivity
2007-10-30T03:25:54Z

Yang, Sheng wrote:
> >From 34ee5ae67ff5d3f4b8a0b9313dd80980f57705eb Mon Sep 17 00:00:00 2001
> From: Sheng Yang <sheng.yang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> Date: Mon, 29 Oct 2007 09:40:42 +0800
> Subject: [PATCH] KVM: VMX: Enable memory mapped TPR shadow(FlexPriority)
>
> This patch based on CR8/TPR patch, and enable the TPR
> shadow(FlexPriority)
> for 32bit Windows. Since TPR is accessed very frequently by 32bit
> Windows,
> especially SMP guest, with FlexPriority enabled, we saw significant
> performance gain.
>

Applied, thanks.

--
Any sufficiently difficult bug is indistinguishable from a feature.