Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752531Ab0DYHDg (ORCPT ); Sun, 25 Apr 2010 03:03:36 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:64099 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752367Ab0DYHDd (ORCPT ); Sun, 25 Apr 2010 03:03:33 -0400 Message-ID: <4BD3E88B.7040205@cn.fujitsu.com> Date: Sun, 25 Apr 2010 15:00:27 +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 v2 4/10] KVM MMU: cleanup invlpg code References: <4BD3E306.4020202@cn.fujitsu.com> In-Reply-To: <4BD3E306.4020202@cn.fujitsu.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1044 Lines: 31 Using is_last_spte() to cleanup invlpg code Signed-off-by: Xiao Guangrong --- arch/x86/kvm/paging_tmpl.h | 4 +--- 1 files changed, 1 insertions(+), 3 deletions(-) diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 83cc72f..8eb98eb 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 = 0; -- 1.6.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/