Commit c2b32867 authored by Vitaly Kuznetsov's avatar Vitaly Kuznetsov Committed by Paolo Bonzini

KVM: x86: hyper-v: Honor HV_MSR_TIME_REF_COUNT_AVAILABLE privilege bit

HV_X64_MSR_TIME_REF_COUNT is only available to guest when
HV_MSR_TIME_REF_COUNT_AVAILABLE bit is exposed.
Signed-off-by: default avatarVitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210521095204.2161214-8-vkuznets@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent b80a92ff
......@@ -1216,6 +1216,9 @@ static bool hv_check_msr_access(struct kvm_vcpu_hv *hv_vcpu, u32 msr)
case HV_X64_MSR_VP_RUNTIME:
return hv_vcpu->cpuid_cache.features_eax &
HV_MSR_VP_RUNTIME_AVAILABLE;
case HV_X64_MSR_TIME_REF_COUNT:
return hv_vcpu->cpuid_cache.features_eax &
HV_MSR_TIME_REF_COUNT_AVAILABLE;
default:
break;
}
......
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