From nobody Mon Feb 9 23:03:42 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1631096479260645.0000903416278; Wed, 8 Sep 2021 03:21:19 -0700 (PDT) Received: from localhost ([::1]:43816 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mNuhi-0000St-4s for importer@patchew.org; Wed, 08 Sep 2021 06:21:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39030) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mNuRq-0006ba-LW for qemu-devel@nongnu.org; Wed, 08 Sep 2021 06:04:54 -0400 Received: from mail-wm1-x32f.google.com ([2a00:1450:4864:20::32f]:56212) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mNuRn-00031m-IZ for qemu-devel@nongnu.org; Wed, 08 Sep 2021 06:04:54 -0400 Received: by mail-wm1-x32f.google.com with SMTP id g74so1261060wmg.5 for ; Wed, 08 Sep 2021 03:04:51 -0700 (PDT) Received: from localhost.localdomain ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id u8sm1683715wmq.45.2021.09.08.03.04.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 03:04:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5r01uT4tR8NNg495M2MrgoZZ94BYOI+Ryf0JV3pSQkM=; b=c2LM3WhifWeQK8XH4IusxN0HGSfG2y4ZN/419hsiIgRCydrCMUb1FHkthu+ZteWLGa pDS4OCi3XUApQCdrxJ/AbtHOZQv7FC3tVflO0JN82lviIBN/XLIa2Aw8gKFzrYjvjaE6 NM7S5yFdKJLWyqoOnYREZzX0V4X3h6oO9lyTJbEZrpO5Nt0J3XtjxapIfo/YBoSGsGVV 6WWmomW9lysyTBnnQouUA4iyszdsbH9kRG2r8d8+Cq/zcLGkCUk54ZrA7hId+DtCBtlh 8jH8xNP/f6/ab7pY6AfTbKUWCJVwo/TWkNmxtvS6KTEd2xYqCmP0szQy6sp12e4X7wf4 EuLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=5r01uT4tR8NNg495M2MrgoZZ94BYOI+Ryf0JV3pSQkM=; b=OJF+E0Con73tqhUryP837E2SrA9lZRcJPVrn3Safya8+IWl7WHj6FZ8GRfqRSlnmoi gVYG525lb3zqVLWrSRcivT9yO3awY/opZ8BpFU+fl6dmYz9RUH7VjMKHEKdP7+zdXHRy 5yJ983SXUU/S6Ccc+S3tLdXv4LlRCoayqgT/sF3FmzwvGSRCPfb4zARUvwVDdGydb88g 16kpzLoXpc8pPwsI/Mxiby1PVu4EAnIsaZ0NnoJzycbnjEsJveR5rRCea7twEGEY3OJL T5Psr/UPnPEe9yQYTz1QdQljyr0xfmQhXPmrYN0sRVjEcmozv/pwlZxE87FVIPiVsow2 QdYw== X-Gm-Message-State: AOAM531Q0/UAmo3lvv1J/NjXn7+T+86Ms2LrCWGYnx0cES88HlRHquPz +zgBRkrLDO9jmO2q1O97g2BxBLX7G6Y= X-Google-Smtp-Source: ABdhPJz97kwvfiKzbRIm19LtcW5rWj6/UJzu8JxukYDo35xNygrEhzvvGwwGabd+X4nOoGdpTlRC8w== X-Received: by 2002:a05:600c:3209:: with SMTP id r9mr2713271wmp.106.1631095490267; Wed, 08 Sep 2021 03:04:50 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL v4 20/43] i386: Add feature control MSR dependency when SGX is enabled Date: Wed, 8 Sep 2021 12:04:03 +0200 Message-Id: <20210908100426.264356-21-pbonzini@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210908100426.264356-1-pbonzini@redhat.com> References: <20210908100426.264356-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::32f; envelope-from=paolo.bonzini@gmail.com; helo=mail-wm1-x32f.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Yang Zhong , Sean Christopherson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1631096480326100001 Content-Type: text/plain; charset="utf-8" From: Sean Christopherson SGX adds multiple flags to FEATURE_CONTROL to enable SGX and Flexible Launch Control. Signed-off-by: Sean Christopherson Signed-off-by: Yang Zhong Message-Id: <20210719112136.57018-12-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini --- target/i386/kvm/kvm.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 11551648f9..6dc40161e0 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -1877,6 +1877,11 @@ int kvm_arch_init_vcpu(CPUState *cs) !!(c->ecx & CPUID_EXT_SMX); } =20 + c =3D cpuid_find_entry(&cpuid_data.cpuid, 7, 0); + if (c && (c->ebx & CPUID_7_0_EBX_SGX)) { + has_msr_feature_control =3D true; + } + if (env->mcg_cap & MCG_LMCE_P) { has_msr_mcg_ext_ctl =3D has_msr_feature_control =3D true; } --=20 2.31.1