From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Yang, Sheng" Subject: Re: =?iso-8859-1?q?=5BPATCH=5D_KVM=3A_VMX=3A_Enable_Virtu?= =?iso-8859-1?q?al_Processor=09Identification_=28VPID=29?= Date: Fri, 25 Jan 2008 09:47:23 +0800 Message-ID: <200801250947.23194.sheng.yang@intel.com> References: <200801241426.55928.sheng.yang@intel.com> <4798736D.8000002@aurel32.net> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org To: Aurelien Jarno Return-path: In-Reply-To: <4798736D.8000002-rXXEIb44qovR7s880joybQ@public.gmane.org> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org On Thursday 24 January 2008 19:15:57 Aurelien Jarno wrote: > Yang, Sheng a =E9crit : > > From 39551508c869f678f028655c062b3cb5fe4715bc Mon Sep 17 00:00:00 2001 > > From: Sheng Yang > > Date: Thu, 17 Jan 2008 15:14:33 +0800 > > Subject: [PATCH] KVM: VMX: Enable Virtual Processor Identification (VPI= D) > > > > To allow TLB entries to be retained across VM entry and VM exit, the VMM > > can now identify distinct address spaces through a new virtual-processor > > ID (VPID) field of the VMCS. > > Is it something supported by new processors only? If yes, could you > please tell us which CPU support that? Nehalem microarchitecture. -- = Thanks Yang, Sheng ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/