runq_findq
(void)runq_findq(rq, lvl_min, lvl_max, runq_first_thread_pred, &td);
idx = runq_findq(rq, 0, RQ_NQS - 1, runq_fuzz_pred, &data);
idx = runq_findq(rq, lvl_min, lvl_max, &runq_steal_pred, &data);
int runq_findq(struct runq *const rq, const int lvl_min,