CPUHP_AP_PERF_POWERPC_TRACE_IMC_ONLINE 1142 arch/powerpc/perf/imc-pmu.c return cpuhp_setup_state(CPUHP_AP_PERF_POWERPC_TRACE_IMC_ONLINE, CPUHP_AP_PERF_POWERPC_TRACE_IMC_ONLINE 1509 arch/powerpc/perf/imc-pmu.c cpuhp_remove_state(CPUHP_AP_PERF_POWERPC_TRACE_IMC_ONLINE);