From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 747442FB6 for ; Thu, 22 Jul 2021 11:52:56 +0000 (UTC) Received: from cap.home.8bytes.org (p4ff2b1ea.dip0.t-ipconnect.de [79.242.177.234]) (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 0F2D95D1; Thu, 22 Jul 2021 13:52:54 +0200 (CEST) From: Joerg Roedel To: Paolo Bonzini Cc: Sean Christopherson , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , Brijesh Singh , Tom Lendacky , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, Joerg Roedel Subject: [PATCH v2 4/4] KVM: SVM: Increase supported GHCB protocol version Date: Thu, 22 Jul 2021 13:52:45 +0200 Message-Id: <20210722115245.16084-5-joro@8bytes.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210722115245.16084-1-joro@8bytes.org> References: <20210722115245.16084-1-joro@8bytes.org> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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/svm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h index 9cafeba3340e..84580dc90c97 100644 --- a/arch/x86/kvm/svm/svm.h +++ b/arch/x86/kvm/svm/svm.h @@ -547,7 +547,7 @@ void svm_vcpu_unblocking(struct kvm_vcpu *vcpu); /* sev.c */ -#define GHCB_VERSION_MAX 1ULL +#define GHCB_VERSION_MAX 2ULL #define GHCB_VERSION_MIN 1ULL #define GHCB_HV_FT_SUPPORTED 0 -- 2.31.1