From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753094AbaIZBVe (ORCPT ); Thu, 25 Sep 2014 21:21:34 -0400 Received: from cn.fujitsu.com ([59.151.112.132]:58144 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752669AbaIZBVd (ORCPT ); Thu, 25 Sep 2014 21:21:33 -0400 X-IronPort-AV: E=Sophos;i="5.04,601,1406563200"; d="scan'208";a="36490363" Message-ID: <5424BF8B.1010701@cn.fujitsu.com> Date: Fri, 26 Sep 2014 09:21:15 +0800 From: Tang Chen User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 MIME-Version: 1.0 To: Paolo Bonzini , , , , CC: , , , , , Subject: Re: [PATCH v8 0/8] kvm, mem-hotplug: Do not pin ept identity pagetable and apic access page. References: <1411545478-9848-1-git-send-email-tangchen@cn.fujitsu.com> <54227EB4.7070608@redhat.com> <5423D015.6090107@cn.fujitsu.com> <54241BFA.5000503@redhat.com> In-Reply-To: <54241BFA.5000503@redhat.com> Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/25/2014 09:43 PM, Paolo Bonzini wrote: > Il 25/09/2014 10:19, Tang Chen ha scritto: >> Hi Paolo, >> >> I'd like to help to test the patches. >> Would you please tell me what is the best way to test this patch-set ? > How did _you_ test the patches?... I just added "-cpu xxx,-x2apic" option, start the guest, using numactl to bind it to a node (eg: node1). And offline the pages on node1. And repeat above thing for a while. And it is OK. I'm not sure if this is enough. Thanks. > >> I think ept page is being used by regular guest. >> Is adding "-cpu xxx,-x2apic option" able to make sure guest is using >> apic page ? > Yes. > > Paolo > . >