diff options
| author | Vitaly Kuznetsov | 2021-05-21 11:51:40 +0200 |
|---|---|---|
| committer | Paolo Bonzini | 2021-06-17 13:09:39 -0400 |
| commit | b80a92ff81587c556da740e9073821b5c3c23b72 (patch) | |
| tree | 327e168ed2211d61b8a9eb350ab856ee39e74d57 /arch/x86/kvm/hyperv.c | |
| parent | 1561c2cb87ab39400d76998bf7be581c1e57f108 (diff) | |
KVM: x86: hyper-v: Honor HV_MSR_VP_RUNTIME_AVAILABLE privilege bit
HV_X64_MSR_VP_RUNTIME is only available to guest when
HV_MSR_VP_RUNTIME_AVAILABLE bit is exposed.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210521095204.2161214-7-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/hyperv.c')
| -rw-r--r-- | arch/x86/kvm/hyperv.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c index cb66842ccb8d..6a9eb934ffe0 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -1213,6 +1213,9 @@ static bool hv_check_msr_access(struct kvm_vcpu_hv *hv_vcpu, u32 msr) case HV_X64_MSR_HYPERCALL: return hv_vcpu->cpuid_cache.features_eax & HV_MSR_HYPERCALL_AVAILABLE; + case HV_X64_MSR_VP_RUNTIME: + return hv_vcpu->cpuid_cache.features_eax & + HV_MSR_VP_RUNTIME_AVAILABLE; default: break; } |