kvm_arm_pmu_get_pmuver_limit
u8 pmuver = kvm_arm_pmu_get_pmuver_limit();
if (!pmuv3_implemented(kvm_arm_pmu_get_pmuver_limit()))
kvm_arm_pmu_get_pmuver_limit());
perfmon = pmuver_to_perfmon(kvm_arm_pmu_get_pmuver_limit());
u8 kvm_arm_pmu_get_pmuver_limit(void);