Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758749Ab1F3IUG (ORCPT ); Thu, 30 Jun 2011 04:20:06 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:50427 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1758704Ab1F3IT7 (ORCPT ); Thu, 30 Jun 2011 04:19:59 -0400 Message-ID: <4E0C3221.6020506@cn.fujitsu.com> Date: Thu, 30 Jun 2011 16:21:53 +0800 From: Xiao Guangrong User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc15 Thunderbird/3.1.10 MIME-Version: 1.0 To: Avi Kivity CC: Marcelo Tosatti , LKML , KVM Subject: [PATCH v3 06/19] KVM: MMU: cleanup for FNAME(fetch) References: <4E0C3178.2080603@cn.fujitsu.com> In-Reply-To: <4E0C3178.2080603@cn.fujitsu.com> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-06-30 16:19:24, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-06-30 16:19:25, Serialize complete at 2011-06-30 16:19:25 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1482 Lines: 41 gw->pte_access is the final access permission, since it is unified with gw->pt_access when we walked guest page table: FNAME(walk_addr_generic): pte_access = pt_access & FNAME(gpte_access)(vcpu, pte, true); Signed-off-by: Xiao Guangrong --- arch/x86/kvm/paging_tmpl.h | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index e06c9e4..e9ee473 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -485,7 +485,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr, if (!is_present_gpte(gw->ptes[gw->level - 1])) return NULL; - direct_access = gw->pt_access & gw->pte_access; + direct_access = gw->pte_access; top_level = vcpu->arch.mmu.root_level; if (top_level == PT32E_ROOT_LEVEL) @@ -543,7 +543,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr, link_shadow_page(it.sptep, sp); } - mmu_set_spte(vcpu, it.sptep, access, gw->pte_access & access, + mmu_set_spte(vcpu, it.sptep, access, gw->pte_access, user_fault, write_fault, ptwrite, it.level, gw->gfn, pfn, prefault, map_writable); FNAME(pte_prefetch)(vcpu, gw, it.sptep); -- 1.7.5.4 -- 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/