register_trace_prio_sched_switch 1617 kernel/trace/trace_events.c register_trace_prio_sched_switch(event_filter_pid_sched_switch_probe_pre, register_trace_prio_sched_switch 1619 kernel/trace/trace_events.c register_trace_prio_sched_switch(event_filter_pid_sched_switch_probe_post,