diff options
author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2021-05-21 11:51:42 +0200 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-17 13:09:40 -0400 |
commit | d2ac25d4196da2ff404c88bec480c835995ea69c (patch) | |
tree | a8c77e4d210f8726b9d4f9567b172b6bfc0846e5 | |
parent | c2b32867f2e7bfa7e7521e417ab8bbd586ac6bcc (diff) |
KVM: x86: hyper-v: Honor HV_MSR_VP_INDEX_AVAILABLE privilege bit
HV_X64_MSR_VP_INDEX is only available to guest when
HV_MSR_VP_INDEX_AVAILABLE bit is exposed.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210521095204.2161214-9-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-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 c90679247185..fb5ed867b53c 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -1219,6 +1219,9 @@ static bool hv_check_msr_access(struct kvm_vcpu_hv *hv_vcpu, u32 msr) case HV_X64_MSR_TIME_REF_COUNT: return hv_vcpu->cpuid_cache.features_eax & HV_MSR_TIME_REF_COUNT_AVAILABLE; + case HV_X64_MSR_VP_INDEX: + return hv_vcpu->cpuid_cache.features_eax & + HV_MSR_VP_INDEX_AVAILABLE; default: break; } |