pmu_to_vcpu
if (kvm_vcpu_has_mediated_pmu(pmu_to_vcpu(pmu))) {
kvm_make_request(KVM_REQ_PMU, pmu_to_vcpu(pmu));
struct kvm_vcpu *vcpu = pmu_to_vcpu(pmu);
if (!fw_writes_is_enabled(pmu_to_vcpu(pmu)))