diff options
| -rw-r--r-- | arch/x86/kvm/vmx/pmu_intel.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c index edcf8670eb4e..efd113f24c1b 100644 --- a/arch/x86/kvm/vmx/pmu_intel.c +++ b/arch/x86/kvm/vmx/pmu_intel.c @@ -402,6 +402,9 @@ static int intel_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) if (!msr_info->host_initiated) return 1; /* RO MSR */ + if (data & pmu->global_status_mask) + return 1; + pmu->global_status = data; break; case MSR_CORE_PERF_GLOBAL_CTRL: |