From patchwork Fri Nov 12 06:47:01 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Guangrong X-Patchwork-Id: 319002 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oAC6hJeQ024419 for ; Fri, 12 Nov 2010 06:43:19 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752507Ab0KLGmt (ORCPT ); Fri, 12 Nov 2010 01:42:49 -0500 Received: from cn.fujitsu.com ([222.73.24.84]:58754 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1750936Ab0KLGms (ORCPT ); Fri, 12 Nov 2010 01:42:48 -0500 Received: from tang.cn.fujitsu.com (tang.cn.fujitsu.com [10.167.250.3]) by song.cn.fujitsu.com (Postfix) with ESMTP id E651217038B; Fri, 12 Nov 2010 14:42:46 +0800 (CST) Received: from mailserver.fnst.cn.fujitus.com (tang.cn.fujitsu.com [127.0.0.1]) by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id oAC6cNAK006775; Fri, 12 Nov 2010 14:38:24 +0800 Received: from [10.167.225.99] ([10.167.225.99]) by mailserver.fnst.cn.fujitus.com (Lotus Domino Release 8.5.1FP4) with ESMTP id 2010111214430835-53704 ; Fri, 12 Nov 2010 14:43:08 +0800 Message-ID: <4CDCE2E5.6000401@cn.fujitsu.com> Date: Fri, 12 Nov 2010 14:47:01 +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: Avi Kivity CC: Marcelo Tosatti , Gleb Natapov , LKML , KVM Subject: [PATCH v2 2/5] KVM: MMU: clear apfs if page state is changed References: <4CDCE2B0.7000601@cn.fujitsu.com> In-Reply-To: <4CDCE2B0.7000601@cn.fujitsu.com> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2010-11-12 14:43:08, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2010-11-12 14:43:13, Serialize complete at 2010-11-12 14:43:13 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Fri, 12 Nov 2010 06:43:19 +0000 (UTC) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index fc29223..c071d73 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -525,6 +525,9 @@ int kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) kvm_x86_ops->set_cr0(vcpu, cr0); + if ((cr0 ^ old_cr0) & X86_CR0_PG) + kvm_clear_async_pf_completion_queue(vcpu); + if ((cr0 ^ old_cr0) & update_bits) kvm_mmu_reset_context(vcpu); return 0;