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d="scan'208";a="401687461" X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.05,216,1701158400"; d="scan'208";a="2120537" From: Xiaoyao Li To: Paolo Bonzini , Marcelo Tosatti Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, xiaoyao.li@intel.com Subject: [PATCH v3 3/3] i386/cpuid: Move leaf 7 to correct group Date: Wed, 24 Jan 2024 21:40:16 -0500 Message-Id: <20240125024016.2521244-4-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240125024016.2521244-1-xiaoyao.li@intel.com> References: <20240125024016.2521244-1-xiaoyao.li@intel.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=192.55.52.115; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -38 X-Spam_score: -3.9 X-Spam_bar: --- X-Spam_report: (-3.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.5, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.999, HK_RANDOM_FROM=1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1706150477067100001 Content-Type: text/plain; charset="utf-8" CPUID leaf 7 was grouped together with SGX leaf 0x12 by commit b9edbadefb9e ("i386: Propagate SGX CPUID sub-leafs to KVM") by mistake. SGX leaf 0x12 has its specific logic to check if subleaf (starting from 2) is valid or not by checking the bit 0:3 of corresponding EAX is 1 or not. Leaf 7 follows the logic that EAX of subleaf 0 enumerates the maximum valid subleaf. Fixes: b9edbadefb9e ("i386: Propagate SGX CPUID sub-leafs to KVM") Signed-off-by: Xiaoyao Li --- target/i386/kvm/kvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 9758c83693ec..42970ab046fa 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -1951,7 +1951,6 @@ int kvm_arch_init_vcpu(CPUState *cs) c =3D &cpuid_data.entries[cpuid_i++]; } break; - case 0x7: case 0x12: for (j =3D 0; ; j++) { c->function =3D i; @@ -1971,6 +1970,7 @@ int kvm_arch_init_vcpu(CPUState *cs) c =3D &cpuid_data.entries[cpuid_i++]; } break; + case 0x7: case 0x14: case 0x1d: case 0x1e: { --=20 2.34.1