From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754056Ab2IBNvk (ORCPT ); Sun, 2 Sep 2012 09:51:40 -0400 Received: from e23smtp09.au.ibm.com ([202.81.31.142]:47849 "EHLO e23smtp09.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753886Ab2IBNvh (ORCPT ); Sun, 2 Sep 2012 09:51:37 -0400 Message-ID: <50436463.2070908@linux.vnet.ibm.com> Date: Sun, 02 Sep 2012 21:51:31 +0800 From: Xiao Guangrong User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120717 Thunderbird/14.0 MIME-Version: 1.0 To: Xiao Guangrong CC: Avi Kivity , Marcelo Tosatti , LKML , KVM Subject: Re: [PATCH 1/6] KVM: MMU: release noslot pfn on the fail path properly References: <5043578F.60602@linux.vnet.ibm.com> In-Reply-To: <5043578F.60602@linux.vnet.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit x-cbid: 12090213-3568-0000-0000-00000266ED0F Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sorry, i forgot to modify the patch title, total patch number is 3, so the title should be 1/3, 2/3, 3/3. :( On 09/02/2012 08:56 PM, Xiao Guangrong wrote: > We can not directly call kvm_release_pfn_clean to release the pfn > since we can meet noslot pfn which is used to cache mmio info into > spte > > Introduce mmu_release_pfn_clean to do this kind of thing > > Signed-off-by: Xiao Guangrong