perf_sched_events 1130 include/linux/perf_event.h extern struct static_key_false perf_sched_events; perf_sched_events 1149 include/linux/perf_event.h if (static_branch_unlikely(&perf_sched_events)) perf_sched_events 1166 include/linux/perf_event.h if (static_branch_unlikely(&perf_sched_events)) perf_sched_events 377 kernel/events/core.c DEFINE_STATIC_KEY_FALSE(perf_sched_events); perf_sched_events 4448 kernel/events/core.c static_branch_disable(&perf_sched_events); perf_sched_events 10394 kernel/events/core.c static_branch_enable(&perf_sched_events);