From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yi Sun Subject: [PATCH] KVM: x86: Expose Intel AVX512IFMA/AVX512VBMI/SHA features to guest. Date: Wed, 14 Dec 2016 10:42:29 +0800 Message-ID: <1481683349-9672-1-git-send-email-yi.y.sun@linux.intel.com> Cc: pbonzini@redhat.com, rkrcmar@redhat.com, chao.p.peng@intel.com, Yi Sun To: kvm@vger.kernel.org Return-path: Received: from mga03.intel.com ([134.134.136.65]:39957 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751269AbcLNCmq (ORCPT ); Tue, 13 Dec 2016 21:42:46 -0500 Sender: kvm-owner@vger.kernel.org List-ID: Expose AVX512IFMA/AVX512VBMI/SHA features to guest. AVX512 spec can be found at: https://software.intel.com/sites/default/files/managed/26/40/319433-026.pdf SHA spec can be found at: https://software.intel.com/sites/default/files/managed/39/c5/325462-sdm-vol-1-2abcd-3abcd.pdf This patch depends on below patch. http://marc.info/?l=linux-kernel&m=147932800828178&w=2 Signed-off-by: Yi Sun --- arch/x86/kvm/cpuid.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index afa7bbb..1b81f060 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -365,16 +365,17 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function, const u32 kvm_cpuid_7_0_ebx_x86_features = F(FSGSBASE) | F(BMI1) | F(HLE) | F(AVX2) | F(SMEP) | F(BMI2) | F(ERMS) | f_invpcid | F(RTM) | f_mpx | F(RDSEED) | - F(ADX) | F(SMAP) | F(AVX512F) | F(AVX512PF) | F(AVX512ER) | - F(AVX512CD) | F(CLFLUSHOPT) | F(CLWB) | F(AVX512DQ) | - F(AVX512BW) | F(AVX512VL); + F(ADX) | F(SMAP) | F(AVX512IFMA) | F(AVX512F) | F(AVX512PF) | + F(AVX512ER) | F(AVX512CD) | F(CLFLUSHOPT) | F(CLWB) | F(AVX512DQ) | + F(SHA_NI) | F(AVX512BW) | F(AVX512VL); /* cpuid 0xD.1.eax */ const u32 kvm_cpuid_D_1_eax_x86_features = F(XSAVEOPT) | F(XSAVEC) | F(XGETBV1) | f_xsaves; /* cpuid 7.0.ecx*/ - const u32 kvm_cpuid_7_0_ecx_x86_features = F(PKU) | 0 /*OSPKE*/; + const u32 kvm_cpuid_7_0_ecx_x86_features = + F(AVX512VBMI) | F(PKU) | 0 /*OSPKE*/; /* all calls to cpuid_count() should be made on the same cpu */ get_cpu(); -- 1.9.1