Message ID | 20210928125116.183620-13-pbonzini@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Tue, 28 Sep 2021 05:51:27 -0700 (PDT) From: Paolo Bonzini <pbonzini@redhat.com> 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: 8bit 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: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Yang Zhong <yang.zhong@intel.com>, Sean Christopherson <sean.j.christopherson@intel.com> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> |
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[PULL,01/33] memory: Add RAM_PROTECTED flag to skip IOMMU mappings
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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); } + c = cpuid_find_entry(&cpuid_data.cpuid, 7, 0); + if (c && (c->ebx & CPUID_7_0_EBX_SGX)) { + has_msr_feature_control = true; + } + if (env->mcg_cap & MCG_LMCE_P) { has_msr_mcg_ext_ctl = has_msr_feature_control = true; }