From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35CA5C433F5 for ; Tue, 25 Jan 2022 14:22:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1579012AbiAYOW1 (ORCPT ); Tue, 25 Jan 2022 09:22:27 -0500 Received: from 8bytes.org ([81.169.241.247]:46374 "EHLO theia.8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1387160AbiAYOSt (ORCPT ); Tue, 25 Jan 2022 09:18:49 -0500 Received: from cap.home.8bytes.org (p549ad610.dip0.t-ipconnect.de [84.154.214.16]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by theia.8bytes.org (Postfix) with ESMTPSA id 70E0B931; Tue, 25 Jan 2022 15:16:34 +0100 (CET) From: Joerg Roedel To: Paolo Bonzini Cc: Sean Christopherson , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , x86@kernel.org, Brijesh Singh , Tom Lendacky , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Joerg Roedel Subject: [PATCH v6 7/7] KVM: SVM: Increase supported GHCB protocol version Date: Tue, 25 Jan 2022 15:16:26 +0100 Message-Id: <20220125141626.16008-8-joro@8bytes.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220125141626.16008-1-joro@8bytes.org> References: <20220125141626.16008-1-joro@8bytes.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Brijesh Singh Now that KVM has basic support for version 2 of the GHCB specification, bump the maximum supported protocol version. The SNP specific functions are still missing, but those are only required when the Hypervisor supports running SNP guests. Signed-off-by: Brijesh Singh Signed-off-by: Joerg Roedel --- arch/x86/kvm/svm/sev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 403f24498020..acf224fd29a2 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -2638,7 +2638,7 @@ static u64 ghcb_msr_cpuid_resp(u64 reg, u64 value) } /* The min/max GHCB version supported by KVM. */ -#define GHCB_VERSION_MAX 1ULL +#define GHCB_VERSION_MAX 2ULL #define GHCB_VERSION_MIN 1ULL static u64 ghcb_msr_version_info(void) -- 2.34.1