From patchwork Fri Dec 3 10:45:59 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joerg Roedel X-Patchwork-Id: 377161 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oB3Alecv031664 for ; Fri, 3 Dec 2010 10:47:40 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932399Ab0LCKq0 (ORCPT ); Fri, 3 Dec 2010 05:46:26 -0500 Received: from db3ehsobe003.messaging.microsoft.com ([213.199.154.141]:13223 "EHLO DB3EHSOBE003.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758423Ab0LCKqX (ORCPT ); Fri, 3 Dec 2010 05:46:23 -0500 Received: from mail45-db3-R.bigfish.com (10.3.81.252) by DB3EHSOBE003.bigfish.com (10.3.84.23) with Microsoft SMTP Server id 14.1.225.8; Fri, 3 Dec 2010 10:46:22 +0000 Received: from mail45-db3 (localhost.localdomain [127.0.0.1]) by mail45-db3-R.bigfish.com (Postfix) with ESMTP id 4CFB41068473; Fri, 3 Dec 2010 10:48:59 +0000 (UTC) X-SpamScore: -2 X-BigFish: VPS-2(zzbb2cKzz1202hzz8275bhz32i691h668h62h) X-Spam-TCS-SCL: 1:0 X-Forefront-Antispam-Report: KIP:(null); UIP:(null); IPVD:NLI; H:ausb3twp02.amd.com; RD:none; EFVD:NLI Received: from mail45-db3 (localhost.localdomain [127.0.0.1]) by mail45-db3 (MessageSwitch) id 1291373338989832_11425; Fri, 3 Dec 2010 10:48:58 +0000 (UTC) Received: from DB3EHSMHS001.bigfish.com (unknown [10.3.81.250]) by mail45-db3.bigfish.com (Postfix) with ESMTP id EDD9A4A804D; Fri, 3 Dec 2010 10:48:58 +0000 (UTC) Received: from ausb3twp02.amd.com (163.181.249.109) by DB3EHSMHS001.bigfish.com (10.3.87.101) with Microsoft SMTP Server id 14.1.225.8; Fri, 3 Dec 2010 10:46:20 +0000 X-WSS-ID: 0LCULWY-02-1EW-02 X-M-MSG: Received: from sausexedgep02.amd.com (sausexedgep02-ext.amd.com [163.181.249.73]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by ausb3twp02.amd.com (Tumbleweed MailGate 3.7.2) with ESMTP id 2A7F7C854B; Fri, 3 Dec 2010 04:46:10 -0600 (CST) Received: from sausexhtp02.amd.com (163.181.3.152) by sausexedgep02.amd.com (163.181.36.59) with Microsoft SMTP Server (TLS) id 8.3.106.1; Fri, 3 Dec 2010 04:47:36 -0600 Received: from storexhtp02.amd.com (172.24.4.4) by sausexhtp02.amd.com (163.181.3.152) with Microsoft SMTP Server (TLS) id 8.3.83.0; Fri, 3 Dec 2010 04:46:06 -0600 Received: from gwo.osrc.amd.com (165.204.16.204) by storexhtp02.amd.com (172.24.4.4) with Microsoft SMTP Server id 8.3.83.0; Fri, 3 Dec 2010 05:46:04 -0500 Received: from lemmy.osrc.amd.com (lemmy.osrc.amd.com [165.204.15.93]) by gwo.osrc.amd.com (Postfix) with ESMTP id CDEA249C2CA; Fri, 3 Dec 2010 10:46:03 +0000 (GMT) Received: by lemmy.osrc.amd.com (Postfix, from userid 1000) id 41751101615; Fri, 3 Dec 2010 11:46:03 +0100 (CET) From: Joerg Roedel To: Avi Kivity , Marcelo Tosatti CC: , , Joerg Roedel Subject: [PATCH 12/12] KVM: SVM: Add clean-bit for LBR state Date: Fri, 3 Dec 2010 11:45:59 +0100 Message-ID: <1291373159-4822-13-git-send-email-joerg.roedel@amd.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1291373159-4822-1-git-send-email-joerg.roedel@amd.com> References: <1291373159-4822-1-git-send-email-joerg.roedel@amd.com> MIME-Version: 1.0 X-OriginatorOrg: amd.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 (demeter1.kernel.org [140.211.167.41]); Fri, 03 Dec 2010 10:47:41 +0000 (UTC) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 7643f83..8966669 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -197,6 +197,7 @@ enum { VMCB_DT, /* GDT, IDT */ VMCB_SEG, /* CS, DS, SS, ES, CPL */ VMCB_CR2, /* CR2 only */ + VMCB_LBR, /* DBGCTL, BR_FROM, BR_TO, LAST_EX_FROM, LAST_EX_TO */ VMCB_DIRTY_MAX, }; @@ -2846,6 +2847,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data) return 1; svm->vmcb->save.dbgctl = data; + mark_dirty(svm->vmcb, VMCB_LBR); if (data & (1ULL<<0)) svm_enable_lbrv(svm); else