CPUHP_AP_PERF_X86_UNCORE_ONLINE 1550 arch/x86/events/intel/uncore.c ret = cpuhp_setup_state(CPUHP_AP_PERF_X86_UNCORE_ONLINE, CPUHP_AP_PERF_X86_UNCORE_ONLINE 1568 arch/x86/events/intel/uncore.c cpuhp_remove_state(CPUHP_AP_PERF_X86_UNCORE_ONLINE);