LTT_EVENT_SCHED_SCHEDULE,
FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE),
before_schedchange, NULL,
&hooks);
lttv_trace_find_hook(ts->parent.parent.t,
LTT_EVENT_SCHED_SCHEDULE,
FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE),
before_schedchange, NULL,
&hooks);
lttv_trace_find_hook(ts->parent.parent.t,