From nobody Mon Feb 9 23:39:56 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 1632834976905257.32064359004426; Tue, 28 Sep 2021 06:16:16 -0700 (PDT) Received: from localhost ([::1]:54158 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVCxz-0005qs-N1 for importer@patchew.org; Tue, 28 Sep 2021 09:16:15 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38692) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVCaC-0006Uh-5r for qemu-devel@nongnu.org; Tue, 28 Sep 2021 08:51:40 -0400 Received: from mail-ed1-x52b.google.com ([2a00:1450:4864:20::52b]:37537) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mVCa6-0001Q6-LO for qemu-devel@nongnu.org; Tue, 28 Sep 2021 08:51:37 -0400 Received: by mail-ed1-x52b.google.com with SMTP id ba1so24896445edb.4 for ; Tue, 28 Sep 2021 05:51:34 -0700 (PDT) Received: from avogadro.lan ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id p24sm12641685edq.27.2021.09.28.05.51.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Sep 2021 05:51:27 -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=NmJ6uPj2uGCH7dcrLpA+fVWIEy7v4ciwyjKRAg3GN4XFiTqfamN4RysNz3JEfe9QK5 ju1i5FlgY2TcwR0n3wcA/UUAcN5iqBgSt+e5ywcOWBdZatw+PzMwUg62aNBo6bX3eJO0 xwLKC2MYIkwY4lAFyn/CWX3+VsjmMvmn0phDoOpRzryJiANxQOrFLQ1/FmDdxuDxTkTX 3VXDAv4efwZj6R2M9o7HHvGV4SZTyS7KG9TDvFzpUeFRMPD5il+eXBX3CTKbt0nwtZ3V WSFilfIurxiLsxA67ONenJu9Yhv34v+xRv645+4QsA8cd7a0LbtsVG3UtSCyVUS2EZdQ tw2Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=1mSjGHnR5WRlOet1v5DZncEVri6aIjQR87wP1qpi8mgrSfjs2c6HAjbRDH5hFArazG /jGTmVlVNkVIXpYI4Ew/NOLtYeze8BSbwCO5huxZVFDA7WSfiEd+Y+6S1JeVwHLLU2Pr WUfN1h494RZ+4WMc6BGuXaHSecPcATGUjg99kBHlsK9idH3HN9soEXum6QYTu1OLqBrJ m0gsSxpKBnbxN9iSDAiYx03tanRVtrDeJJypIWIm8m8lrtte4QoJiT81xfTErKplz3dY CRDG1gDOHHy18pxC1vPS8ToVSC6UIpOk53MSaERwTb3oOxaiJibsn31oXKlxUXDQOpnX uktQ== X-Gm-Message-State: AOAM53111G42Nn8xQ5afijaRqg0jQiyNLNhzdKuiPLXTIx0+b3GXZmkI S3DWHVmY4uM+eAfXqmFvOh5mMiGKu5A= X-Google-Smtp-Source: ABdhPJxBtlgQKfRpA9V1m3EJeeCHB26nwgfV+qibPPzFQRGImJ79Q9QfdVrlJrBWg8MjBH52pHNOkA== X-Received: by 2002:a17:906:114f:: with SMTP id i15mr6300918eja.124.1632833488167; Tue, 28 Sep 2021 05:51:28 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 12/33] i386: Add feature control MSR dependency when SGX is enabled Date: Tue, 28 Sep 2021 14:50:55 +0200 Message-Id: <20210928125116.183620-13-pbonzini@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210928125116.183620-1-pbonzini@redhat.com> References: <20210928125116.183620-1-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::52b; envelope-from=paolo.bonzini@gmail.com; helo=mail-ed1-x52b.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=0.249, 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: 1632834977652100001 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