From patchwork Thu Mar 20 03:28:07 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bandan Das X-Patchwork-Id: 3863091 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 20B3ABF540 for ; Thu, 20 Mar 2014 03:29:05 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5986E201EF for ; Thu, 20 Mar 2014 03:29:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8E615201E4 for ; Thu, 20 Mar 2014 03:29:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752735AbaCTD2z (ORCPT ); Wed, 19 Mar 2014 23:28:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59140 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752550AbaCTD2y (ORCPT ); Wed, 19 Mar 2014 23:28:54 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s2K3SoRh002044 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Wed, 19 Mar 2014 23:28:51 -0400 Received: from aqua.redhat.com (vpn-59-96.rdu2.redhat.com [10.10.59.96]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s2K3SeSA004492; Wed, 19 Mar 2014 23:28:49 -0400 From: Bandan Das To: kvm@vger.kernel.org Cc: Paolo Bonzini , Gleb Natapov , Jan Kiszka Subject: [PATCH 1/3] KVM: nVMX: Advertise support for interrupt acknowledgement Date: Wed, 19 Mar 2014 23:28:07 -0400 Message-Id: <1395286089-5406-2-git-send-email-bsd@redhat.com> In-Reply-To: <1395286089-5406-1-git-send-email-bsd@redhat.com> References: <1395286089-5406-1-git-send-email-bsd@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Some Type 1 hypervisors such as XEN won't enable VMX without it present Signed-off-by: Bandan Das --- arch/x86/kvm/vmx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 3927528..26c1d38 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -2273,7 +2273,8 @@ static __init void nested_vmx_setup_ctls_msrs(void) nested_vmx_pinbased_ctls_high &= ~PIN_BASED_VMX_PREEMPTION_TIMER; } nested_vmx_exit_ctls_high |= (VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR | - VM_EXIT_LOAD_IA32_EFER | VM_EXIT_SAVE_IA32_EFER); + VM_EXIT_LOAD_IA32_EFER | VM_EXIT_SAVE_IA32_EFER | + VM_EXIT_ACK_INTR_ON_EXIT); /* entry controls */ rdmsr(MSR_IA32_VMX_ENTRY_CTLS,