From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933219AbXDAOnS (ORCPT ); Sun, 1 Apr 2007 10:43:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933127AbXDAOm7 (ORCPT ); Sun, 1 Apr 2007 10:42:59 -0400 Received: from il.qumranet.com ([82.166.9.18]:47548 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933103AbXDAOfn (ORCPT ); Sun, 1 Apr 2007 10:35:43 -0400 From: Avi Kivity To: kvm-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, Avi Kivity Subject: [PATCH 21/41] KVM: MMU: Remove unnecessary check for pdptr access Date: Sun, 1 Apr 2007 17:35:18 +0300 Message-Id: <11754381392186-git-send-email-avi@qumranet.com> X-Mailer: git-send-email 1.5.0.5 In-Reply-To: <11754381393061-git-send-email-avi@qumranet.com> References: <1175438138288-git-send-email-avi@qumranet.com> <11754381381990-git-send-email-avi@qumranet.com> <11754381384009-git-send-email-avi@qumranet.com> <1175438138805-git-send-email-avi@qumranet.com> <11754381382515-git-send-email-avi@qumranet.com> <11754381383730-git-send-email-avi@qumranet.com> <11754381383144-git-send-email-avi@qumranet.com> <11754381381597-git-send-email-avi@qumranet.com> <1175438139242-git-send-email-avi@qumranet.com> <1175438139494-git-send-email-avi@qumranet.com> <11754381392046-git-send-email-avi@qumranet.com> <1175438139795-git-send-email-avi@qumranet.com> <1175438139430-git-send-email-avi@qumranet.com> <11754381393496-git-send-email-avi@qumranet.com> <11754381391514-git-send-email-avi@qumranet.com> <11754381392382-git-send-email-avi@qumranet.com> <11754381392358-git-send-email-avi@qumranet.com> <1175438139872-git-send-email-avi@qumranet.com> <11754381392921-git-send-email-avi@qumranet.com> <117543813978-git-send-email-avi@qumranet.com> <117543 81393061-git-send-email-avi@qumranet.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org We already special case the pdptr access, so no need to check it again. Signed-off-by: Avi Kivity --- drivers/kvm/paging_tmpl.h | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/drivers/kvm/paging_tmpl.h b/drivers/kvm/paging_tmpl.h index f3bcee9..17bd440 100644 --- a/drivers/kvm/paging_tmpl.h +++ b/drivers/kvm/paging_tmpl.h @@ -148,8 +148,7 @@ static int FNAME(walk_addr)(struct guest_walker *walker, break; } - if (walker->level != 3 || is_long_mode(vcpu)) - walker->inherited_ar &= walker->table[index]; + walker->inherited_ar &= walker->table[index]; table_gfn = (*ptep & PT_BASE_ADDR_MASK) >> PAGE_SHIFT; paddr = safe_gpa_to_hpa(vcpu, *ptep & PT_BASE_ADDR_MASK); kunmap_atomic(walker->table, KM_USER0); -- 1.5.0.5