Message ID | 1579787342-27146-21-git-send-email-pbonzini@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[PULL,01/59] cpu: Introduce cpu_class_set_parent_reset()
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diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 790254e..ffe5de0 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6416,6 +6416,10 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp) &cpu->mwait.ecx, &cpu->mwait.edx); env->features[FEAT_1_ECX] |= CPUID_EXT_MONITOR; } + if (kvm_enabled() && cpu->ucode_rev == 0) { + cpu->ucode_rev = kvm_arch_get_supported_msr_feature(kvm_state, + MSR_IA32_UCODE_REV); + } } if (cpu->ucode_rev == 0) { diff --git a/target/i386/kvm.c b/target/i386/kvm.c index f6dd6b7..1b67090 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -2696,6 +2696,11 @@ static void kvm_init_msrs(X86CPU *cpu) env->features[FEAT_CORE_CAPABILITY]); } + if (kvm_arch_get_supported_msr_feature(kvm_state, + MSR_IA32_UCODE_REV)) { + kvm_msr_entry_add(cpu, MSR_IA32_UCODE_REV, cpu->ucode_rev); + } + /* * Older kernels do not include VMX MSRs in KVM_GET_MSR_INDEX_LIST, but * all kernels with MSR features should have them.