perf_event_init_cpu 1476 include/linux/perf_event.h int perf_event_init_cpu(unsigned int cpu);
perf_event_init_cpu 1390 kernel/cpu.c   		.startup.single		= perf_event_init_cpu,
perf_event_init_cpu 1496 kernel/cpu.c   		.startup.single		= perf_event_init_cpu,
perf_event_init_cpu 12244 kernel/events/core.c 	perf_event_init_cpu(smp_processor_id());