20  * The strict classes, if any, are tried for traffic first: first band 0, if it
21  * has no traffic then band 1, etc.
24  * ones are tried next. Each band is assigned a deficit counter, initialized to
25  * "quantum" of that band. ETS maintains a list of active bandwidth-sharing
26  * bands whose qdiscs are non-empty. A packet is dequeued from the band at the
29  * scheduler moves on to the next band in the active list.
100 	int band = cl - q->classes;  in ets_class_id()  local
102 	return TC_H_MAKE(sch->handle, band + 1);  in ets_class_id()
170 	qopt.graft_params.band = arg - 1;  in ets_offload_graft()
192 	unsigned int band = cl - q->classes;  in ets_class_is_strict()  local
194 	return band < q->nstrict;  in ets_class_is_strict()
276 	unsigned long band = TC_H_MIN(classid);  in ets_class_find()  local
279 	if (band - 1 >= q->nbands)  in ets_class_find()
281 	return band;  in ets_class_find()
377 	u32 band = skb->priority;  in ets_classify()  local
398 			if (TC_H_MAJ(band))  in ets_classify()
399 				band = 0;  in ets_classify()
400 			return &q->classes[q->prio2band[band & TC_PRIO_MAX]];  in ets_classify()
402 		band = res.classid;  in ets_classify()
404 	band = TC_H_MIN(band) - 1;  in ets_classify()
405 	if (band >= q->nbands)  in ets_classify()
407 	return &q->classes[band];  in ets_classify()
461 	unsigned int band;  in ets_qdisc_dequeue()  local
465 		for (band = 0; band < q->nstrict; band++) {  in ets_qdisc_dequeue()
466 			cl = &q->classes[band];  in ets_qdisc_dequeue()
506 	u8 band;  in ets_qdisc_priomap_parse()  local
523 			band = nla_get_u8(attr);  in ets_qdisc_priomap_parse()
524 			if (band >= nbands) {  in ets_qdisc_priomap_parse()
525 				NL_SET_ERR_MSG_MOD(extack, "Invalid band number in ETS priomap");  in ets_qdisc_priomap_parse()
528 			priomap[prio++] = band;  in ets_qdisc_priomap_parse()
545 	int band = nstrict;  in ets_qdisc_quanta_parse()  local
558 			if (band >= nbands) {  in ets_qdisc_quanta_parse()
562 			err = ets_quantum_parse(sch, attr, &quanta[band++],  in ets_qdisc_quanta_parse()
603 	/* Unless overridden, traffic goes to the last band. */  in ets_qdisc_change()
710 	int band;  in ets_qdisc_reset()  local
712 	for (band = q->nstrict; band < q->nbands; band++) {  in ets_qdisc_reset()
713 		if (q->classes[band].qdisc->q.qlen)  in ets_qdisc_reset()
714 			list_del(&q->classes[band].alist);  in ets_qdisc_reset()
716 	for (band = 0; band < q->nbands; band++)  in ets_qdisc_reset()
717 		qdisc_reset(q->classes[band].qdisc);  in ets_qdisc_reset()
723 	int band;  in ets_qdisc_destroy()  local
727 	for (band = 0; band < q->nbands; band++)  in ets_qdisc_destroy()
728 		qdisc_put(q->classes[band].qdisc);  in ets_qdisc_destroy()
737 	int band;  in ets_qdisc_dump()  local
762 		for (band = nstrict; band < nbands; band++) {  in ets_qdisc_dump()
764 					READ_ONCE(q->classes[band].quantum)))  in ets_qdisc_dump()