diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c index c45bd10f80a1..eb291dfbe4aa 100644 --- a/arch/x86/kvm/vmx/pmu_intel.c +++ b/arch/x86/kvm/vmx/pmu_intel.c @@ -76,13 +76,13 @@ static struct kvm_pmc *intel_pmc_idx_to_pmc(struct kvm_pmu *pmu, int pmc_idx) static void reprogram_counters(struct kvm_pmu *pmu, u64 diff) { int bit; - struct kvm_pmc *pmc; - for_each_set_bit(bit, (unsigned long *)&diff, X86_PMC_IDX_MAX) { - pmc = intel_pmc_idx_to_pmc(pmu, bit); - if (pmc) - kvm_pmu_request_counter_reprogam(pmc); - } + if (!diff) + return; + + for_each_set_bit(bit, (unsigned long *)&diff, X86_PMC_IDX_MAX) + set_bit(bit, pmu->reprogram_pmi); + kvm_make_request(KVM_REQ_PMU, pmu_to_vcpu(pmu)); } static bool intel_hw_event_available(struct kvm_pmc *pmc)