From patchwork Wed Apr 28 03:55:15 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Guangrong X-Patchwork-Id: 95589 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o3S40AN0010715 for ; Wed, 28 Apr 2010 04:00:10 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754953Ab0D1D61 (ORCPT ); Tue, 27 Apr 2010 23:58:27 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:60025 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1754792Ab0D1D6Y (ORCPT ); Tue, 27 Apr 2010 23:58:24 -0400 Received: from tang.cn.fujitsu.com (tang.cn.fujitsu.com [10.167.250.3]) by song.cn.fujitsu.com (Postfix) with ESMTP id 03939170095; Wed, 28 Apr 2010 11:58:23 +0800 (CST) Received: from fnst.cn.fujitsu.com (tang.cn.fujitsu.com [127.0.0.1]) by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id o3S3ub4V006234; Wed, 28 Apr 2010 11:56:37 +0800 Received: from [10.167.141.99] (unknown [10.167.141.99]) by fnst.cn.fujitsu.com (Postfix) with ESMTPA id B4263DC2FE; Wed, 28 Apr 2010 12:01:30 +0800 (CST) Message-ID: <4BD7B1A3.8040802@cn.fujitsu.com> Date: Wed, 28 Apr 2010 11:55:15 +0800 From: Xiao Guangrong User-Agent: Thunderbird 2.0.0.24 (Windows/20100228) MIME-Version: 1.0 To: Avi Kivity CC: Marcelo Tosatti , KVM list , LKML Subject: [PATCH v3 4/10] KVM MMU: cleanup invlpg code References: <4BD7AE34.5000408@cn.fujitsu.com> In-Reply-To: <4BD7AE34.5000408@cn.fujitsu.com> 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 (demeter.kernel.org [140.211.167.41]); Wed, 28 Apr 2010 04:00:11 +0000 (UTC) diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 3464fdb..89d66ca 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -474,9 +474,7 @@ static void FNAME(invlpg)(struct kvm_vcpu *vcpu, gva_t gva) level = iterator.level; sptep = iterator.sptep; - if (level == PT_PAGE_TABLE_LEVEL || - ((level == PT_DIRECTORY_LEVEL && is_large_pte(*sptep))) || - ((level == PT_PDPE_LEVEL && is_large_pte(*sptep)))) { + if (is_last_spte(*sptep, level)) { struct kvm_mmu_page *sp = page_header(__pa(sptep)); int offset, shift;