From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753207Ab1JKIeO (ORCPT ); Tue, 11 Oct 2011 04:34:14 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:56469 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751949Ab1JKIeL (ORCPT ); Tue, 11 Oct 2011 04:34:11 -0400 Message-ID: <4E940018.1010908@cn.fujitsu.com> Date: Tue, 11 Oct 2011 16:36:40 +0800 From: Xiao Guangrong User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc15 Thunderbird/3.1.10 MIME-Version: 1.0 To: Avi Kivity CC: Marcelo Tosatti , LKML , KVM Subject: Re: [PATCH v4 00/11] KVM: x86: optimize for writing guest page References: <4E7AF758.7060900@cn.fujitsu.com> <20111006175333.GA3959@amt.cnet> <4E8FCC37.8090409@cn.fujitsu.com> <4E91926D.8060206@redhat.com> <4E91A3AA.1000309@redhat.com> In-Reply-To: <4E91A3AA.1000309@redhat.com> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-10-11 16:32:30, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-10-11 16:32:30, Serialize complete at 2011-10-11 16:32:30 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 On 10/09/2011 09:37 PM, Avi Kivity wrote: > On 10/09/2011 02:24 PM, Avi Kivity wrote: >> On 10/08/2011 06:06 AM, Xiao Guangrong wrote: >>> On 10/07/2011 01:53 AM, Marcelo Tosatti wrote: >>> > On Thu, Sep 22, 2011 at 04:52:40PM +0800, Xiao Guangrong wrote: >>> >> This patchset is against https://github.com/avikivity/kvm.git next branch. >>> >> >>> >> In this version, some changes come from Avi's comments: >>> >> - fix instruction retried for nested guest >>> >> - skip write-flooding for the sp whose level is 1 >>> >> - rename some functions >>> > >>> > Please rebase. >>> > >>> > >>> >>> Marcelo, >>> >>> These patches can be applied without any conflict and it also works well, >>> the current code was pulled from https://github.com/avikivity/kvm.git next branch. >>> >>> What problem did you meet when you applied these? :( >> >> I guess it was a user error - it applies cleanly here too (and pushed to next, thanks). >> > > However, it seems to reduce performance. > Ouch, will look into it soon.