KVM: x86: Expose Intel AVX512IFMA/AVX512VBMI/SHA features to guest.
authorYi Sun <yi.y.sun@linux.intel.com>
Wed, 14 Dec 2016 02:42:29 +0000 (10:42 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 15 Dec 2016 14:02:44 +0000 (15:02 +0100)
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 <yi.y.sun@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/cpuid.c

index b2d3cf1ef54ae5c1cc0bfb19c8c65b08dd6f23b4..e85f6bd7b9d526266ca5f11cfd9a23f7ce19337d 100644 (file)
@@ -373,16 +373,17 @@ 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*/;
 
        /* cpuid 7.0.edx*/
        const u32 kvm_cpuid_7_0_edx_x86_features =