From patchwork Tue Jan 21 19:03:36 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Liu, Jinsong" X-Patchwork-Id: 313023 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id E8AB72C0089 for ; Wed, 22 Jan 2014 06:04:15 +1100 (EST) Received: from localhost ([::1]:60071 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W5gcO-0000TX-Nz for incoming@patchwork.ozlabs.org; Tue, 21 Jan 2014 14:04:12 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34259) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W5gc3-0000SJ-Qo for qemu-devel@nongnu.org; Tue, 21 Jan 2014 14:03:56 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W5gby-0002C0-Qq for qemu-devel@nongnu.org; Tue, 21 Jan 2014 14:03:51 -0500 Received: from mga03.intel.com ([143.182.124.21]:1282) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W5gby-0002Bt-Jp for qemu-devel@nongnu.org; Tue, 21 Jan 2014 14:03:46 -0500 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by azsmga101.ch.intel.com with ESMTP; 21 Jan 2014 11:03:45 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,697,1384329600"; d="scan'208,223";a="462415903" Received: from fmsmsx105.amr.corp.intel.com ([10.19.9.36]) by fmsmga001.fm.intel.com with ESMTP; 21 Jan 2014 11:03:45 -0800 Received: from fmsmsx117.amr.corp.intel.com (10.18.116.17) by FMSMSX105.amr.corp.intel.com (10.19.9.36) with Microsoft SMTP Server (TLS) id 14.3.123.3; Tue, 21 Jan 2014 11:03:45 -0800 Received: from shsmsx103.ccr.corp.intel.com (10.239.4.69) by fmsmsx117.amr.corp.intel.com (10.18.116.17) with Microsoft SMTP Server (TLS) id 14.3.123.3; Tue, 21 Jan 2014 11:03:44 -0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.26]) by SHSMSX103.ccr.corp.intel.com ([169.254.4.253]) with mapi id 14.03.0123.003; Wed, 22 Jan 2014 03:03:36 +0800 From: "Liu, Jinsong" To: Paolo Bonzini Thread-Topic: [PATCH v3 3/4] KVM/X86: add MSR_IA32_BNDCFGS to msrs_to_save Thread-Index: Ac8W23wwbfT8NENpQ26YAT4TyNOmOQ== Date: Tue, 21 Jan 2014 19:03:36 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 143.182.124.21 Cc: "gleb@redhat.com" , "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "qemu-devel@nongnu.org" , "hpa@zytor.com" , "Ren, Qiaowei" Subject: [Qemu-devel] [PATCH v3 3/4] KVM/X86: add MSR_IA32_BNDCFGS to msrs_to_save X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From d1992769911f34cb319fe638d32ae604bd2a6ce8 Mon Sep 17 00:00:00 2001 From: Liu Jinsong Date: Fri, 13 Dec 2013 02:33:08 +0800 Subject: [PATCH v3 3/4] KVM/X86: add MSR_IA32_BNDCFGS to msrs_to_save Add MSR_IA32_BNDCFGS to msrs_to_save, and corresponding logic to kvm_get/set_msr(). Signed-off-by: Liu Jinsong --- arch/x86/include/asm/vmx.h | 2 ++ arch/x86/kvm/vmx.c | 6 ++++++ arch/x86/kvm/x86.c | 2 +- 3 files changed, 9 insertions(+), 1 deletions(-) diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h index 1bf4681..47b4c88 100644 --- a/arch/x86/include/asm/vmx.h +++ b/arch/x86/include/asm/vmx.h @@ -175,6 +175,8 @@ enum vmcs_field { GUEST_PDPTR2_HIGH = 0x0000280f, GUEST_PDPTR3 = 0x00002810, GUEST_PDPTR3_HIGH = 0x00002811, + GUEST_BNDCFGS = 0x00002812, + GUEST_BNDCFGS_HIGH = 0x00002813, HOST_IA32_PAT = 0x00002c00, HOST_IA32_PAT_HIGH = 0x00002c01, HOST_IA32_EFER = 0x00002c02, diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 6d7d9ad..a6a7556 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -2465,6 +2465,9 @@ static int vmx_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata) case MSR_IA32_SYSENTER_ESP: data = vmcs_readl(GUEST_SYSENTER_ESP); break; + case MSR_IA32_BNDCFGS: + data = vmcs_readl(GUEST_BNDCFGS); + break; case MSR_TSC_AUX: if (!to_vmx(vcpu)->rdtscp_enabled) return 1; @@ -2524,6 +2527,9 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) case MSR_IA32_SYSENTER_ESP: vmcs_writel(GUEST_SYSENTER_ESP, data); break; + case MSR_IA32_BNDCFGS: + vmcs_writel(GUEST_BNDCFGS, data); + break; case MSR_IA32_TSC: kvm_write_tsc(vcpu, msr_info); break; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 1657ca2..8ca2269 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -852,7 +852,7 @@ static u32 msrs_to_save[] = { MSR_CSTAR, MSR_KERNEL_GS_BASE, MSR_SYSCALL_MASK, MSR_LSTAR, #endif MSR_IA32_TSC, MSR_IA32_CR_PAT, MSR_VM_HSAVE_PA, - MSR_IA32_FEATURE_CONTROL + MSR_IA32_FEATURE_CONTROL, MSR_IA32_BNDCFGS }; static unsigned num_msrs_to_save;