QFQ_MTU_SHIFT 426 net/sched/sch_qfq.c if (lmax < QFQ_MIN_LMAX || lmax > (1UL << QFQ_MTU_SHIFT)) { QFQ_MTU_SHIFT 1435 net/sched/sch_qfq.c maxbudg_shift = QFQ_MTU_SHIFT + max_cl_shift;