diff options
Diffstat (limited to 'arch/x86/kvm/vmx/pmu_intel.c')
| -rw-r--r-- | arch/x86/kvm/vmx/pmu_intel.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c index 5ab4a364348e..f8502c376b37 100644 --- a/arch/x86/kvm/vmx/pmu_intel.c +++ b/arch/x86/kvm/vmx/pmu_intel.c @@ -227,7 +227,7 @@ static int intel_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) } break; case MSR_CORE_PERF_GLOBAL_OVF_CTRL: - if (!(data & (pmu->global_ctrl_mask & ~(3ull<<62)))) { + if (!(data & pmu->global_ovf_ctrl_mask)) { if (!msr_info->host_initiated) pmu->global_status &= ~data; pmu->global_ovf_ctrl = data; @@ -297,6 +297,12 @@ static void intel_pmu_refresh(struct kvm_vcpu *vcpu) pmu->global_ctrl = ((1ull << pmu->nr_arch_gp_counters) - 1) | (((1ull << pmu->nr_arch_fixed_counters) - 1) << INTEL_PMC_IDX_FIXED); pmu->global_ctrl_mask = ~pmu->global_ctrl; + pmu->global_ovf_ctrl_mask = pmu->global_ctrl_mask + & ~(MSR_CORE_PERF_GLOBAL_OVF_CTRL_OVF_BUF | + MSR_CORE_PERF_GLOBAL_OVF_CTRL_COND_CHGD); + if (kvm_x86_ops->pt_supported()) + pmu->global_ovf_ctrl_mask &= + ~MSR_CORE_PERF_GLOBAL_OVF_CTRL_TRACE_TOPA_PMI; entry = kvm_find_cpuid_entry(vcpu, 7, 0); if (entry && |