Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756988Ab0LBDkE (ORCPT ); Wed, 1 Dec 2010 22:40:04 -0500 Received: from cn.fujitsu.com ([222.73.24.84]:52139 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1756815Ab0LBDkD (ORCPT ); Wed, 1 Dec 2010 22:40:03 -0500 Message-ID: <4CF71616.6020302@cn.fujitsu.com> Date: Thu, 02 Dec 2010 11:44:22 +0800 From: Xiao Guangrong User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.11) Gecko/20100713 Thunderbird/3.0.6 MIME-Version: 1.0 To: Marcelo Tosatti CC: Avi Kivity , Gleb Natapov , LKML , KVM Subject: Re: [PATCH v3 3/3] KVM: MMU: retry #PF for softmmu References: <4CF4C535.8080405@cn.fujitsu.com> <4CF4C5E0.2020301@cn.fujitsu.com> <20101202011942.GA24787@amt.cnet> In-Reply-To: <20101202011942.GA24787@amt.cnet> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2010-12-02 11:40:10, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2010-12-02 11:40:11, Serialize complete at 2010-12-02 11:40:11 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 588 Lines: 15 On 12/02/2010 09:19 AM, Marcelo Tosatti wrote: > On Tue, Nov 30, 2010 at 05:37:36PM +0800, Xiao Guangrong wrote: > > Can't you just compare cr3 value? Its harmless to instantiate an spte > for an unused translation. > It may retry #PF in different mmu context, but i think it's acceptable. Will update it in next version. Thanks, Marcelo! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/