From patchwork Mon Mar 30 10:12:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Adalbert_Laz=C4=83r?= X-Patchwork-Id: 11465169 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2BAE415AB for ; Mon, 30 Mar 2020 10:21:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1494520774 for ; Mon, 30 Mar 2020 10:21:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729683AbgC3KUB (ORCPT ); Mon, 30 Mar 2020 06:20:01 -0400 Received: from mx01.bbu.dsd.mx.bitdefender.com ([91.199.104.161]:43782 "EHLO mx01.bbu.dsd.mx.bitdefender.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729455AbgC3KT7 (ORCPT ); Mon, 30 Mar 2020 06:19:59 -0400 Received: from smtp.bitdefender.com (smtp02.buh.bitdefender.net [10.17.80.76]) by mx01.bbu.dsd.mx.bitdefender.com (Postfix) with ESMTPS id 61A7330747C9; Mon, 30 Mar 2020 13:12:51 +0300 (EEST) Received: from localhost.localdomain (unknown [91.199.104.28]) by smtp.bitdefender.com (Postfix) with ESMTPSA id 350D3305B7A0; Mon, 30 Mar 2020 13:12:51 +0300 (EEST) From: =?utf-8?q?Adalbert_Laz=C4=83r?= To: kvm@vger.kernel.org Cc: virtualization@lists.linux-foundation.org, Paolo Bonzini , =?utf-8?b?TmljdciZb3IgQ8OuyJt1?= , =?utf-8?q?Adalber?= =?utf-8?q?t_Laz=C4=83r?= Subject: [PATCH v8 17/81] KVM: x86: export .msr_write_intercepted() Date: Mon, 30 Mar 2020 13:12:04 +0300 Message-Id: <20200330101308.21702-18-alazar@bitdefender.com> In-Reply-To: <20200330101308.21702-1-alazar@bitdefender.com> References: <20200330101308.21702-1-alazar@bitdefender.com> MIME-Version: 1.0 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Nicușor Cîțu This function will be used to test if a MSR access is already tracked. Signed-off-by: Nicușor Cîțu Signed-off-by: Adalbert Lazăr --- arch/x86/include/asm/kvm_host.h | 1 + arch/x86/kvm/svm.c | 1 + arch/x86/kvm/vmx/vmx.c | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 89968ec63b64..8d5012330e2d 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1085,6 +1085,7 @@ struct kvm_x86_ops { void (*update_bp_intercept)(struct kvm_vcpu *vcpu); int (*get_msr)(struct kvm_vcpu *vcpu, struct msr_data *msr); int (*set_msr)(struct kvm_vcpu *vcpu, struct msr_data *msr); + bool (*msr_write_intercepted)(struct kvm_vcpu *vcpu, u32 msr); u64 (*get_segment_base)(struct kvm_vcpu *vcpu, int seg); void (*get_segment)(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg); diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 34e7f4f18cd8..463fe8112f22 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -7524,6 +7524,7 @@ static struct kvm_x86_ops svm_x86_ops __ro_after_init = { .get_msr_feature = svm_get_msr_feature, .get_msr = svm_get_msr, .set_msr = svm_set_msr, + .msr_write_intercepted = msr_write_intercepted, .get_segment_base = svm_get_segment_base, .get_segment = svm_get_segment, .set_segment = svm_set_segment, diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 4651d1283698..2801b1f7054f 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -7919,6 +7919,7 @@ static struct kvm_x86_ops vmx_x86_ops __ro_after_init = { .get_msr_feature = vmx_get_msr_feature, .get_msr = vmx_get_msr, .set_msr = vmx_set_msr, + .msr_write_intercepted = msr_write_intercepted, .get_segment_base = vmx_get_segment_base, .get_segment = vmx_get_segment, .set_segment = vmx_set_segment,