Lines Matching defs:sch

56 	u32		quantum;	/* psched_mtu(qdisc_dev(sch)); */
76 static unsigned int fq_codel_classify(struct sk_buff *skb, struct Qdisc *sch,
79 	struct fq_codel_sched_data *q = qdisc_priv(sch);
84 	if (TC_H_MAJ(skb->priority) == sch->handle &&
137 static unsigned int fq_codel_drop(struct Qdisc *sch, unsigned int max_packets,
140 	struct fq_codel_sched_data *q = qdisc_priv(sch);
179 	sch->qstats.drops += i;
180 	sch->qstats.backlog -= len;
181 	sch->q.qlen -= i;
185 static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch,
188 	struct fq_codel_sched_data *q = qdisc_priv(sch);
195 	idx = fq_codel_classify(skb, sch, &ret);
198 			qdisc_qstats_drop(sch);
208 	qdisc_qstats_backlog_inc(sch, skb);
218 	if (++sch->q.qlen <= sch->limit && !memory_limited)
221 	prev_backlog = sch->qstats.backlog;
222 	prev_qlen = sch->q.qlen;
231 	ret = fq_codel_drop(sch, q->drop_batch_size, to_free);
233 	prev_qlen -= sch->q.qlen;
234 	prev_backlog -= sch->qstats.backlog;
244 		qdisc_tree_reduce_backlog(sch, prev_qlen - 1,
248 	qdisc_tree_reduce_backlog(sch, prev_qlen, prev_backlog);
258 	struct Qdisc *sch = ctx;
259 	struct fq_codel_sched_data *q = qdisc_priv(sch);
268 		sch->q.qlen--;
269 		sch->qstats.backlog -= qdisc_pkt_len(skb);
276 	struct Qdisc *sch = ctx;
279 	qdisc_qstats_drop(sch);
282 static struct sk_buff *fq_codel_dequeue(struct Qdisc *sch)
284 	struct fq_codel_sched_data *q = qdisc_priv(sch);
304 	skb = codel_dequeue(sch, &sch->qstats.backlog, &q->cparams,
316 	qdisc_bstats_update(sch, skb);
321 	if (q->cstats.drop_count && sch->q.qlen) {
322 		qdisc_tree_reduce_backlog(sch, q->cstats.drop_count,
336 static void fq_codel_reset(struct Qdisc *sch)
338 	struct fq_codel_sched_data *q = qdisc_priv(sch);
368 static int fq_codel_change(struct Qdisc *sch, struct nlattr *opt,
371 	struct fq_codel_sched_data *q = qdisc_priv(sch);
395 	sch_tree_lock(sch);
426 		WRITE_ONCE(sch->limit,
444 	while (sch->q.qlen > sch->limit ||
446 		struct sk_buff *skb = fq_codel_dequeue(sch);
452 	qdisc_tree_reduce_backlog(sch, q->cstats.drop_count, q->cstats.drop_len);
456 	sch_tree_unlock(sch);
460 static void fq_codel_destroy(struct Qdisc *sch)
462 	struct fq_codel_sched_data *q = qdisc_priv(sch);
469 static int fq_codel_init(struct Qdisc *sch, struct nlattr *opt,
472 	struct fq_codel_sched_data *q = qdisc_priv(sch);
476 	sch->limit = 10*1024;
480 	q->quantum = psched_mtu(qdisc_dev(sch));
486 	q->cparams.mtu = psched_mtu(qdisc_dev(sch));
489 		err = fq_codel_change(sch, opt, extack);
494 	err = tcf_block_get(&q->block, &q->filter_list, sch, extack);
518 	if (sch->limit >= 1)
519 		sch->flags |= TCQ_F_CAN_BYPASS;
521 		sch->flags &= ~TCQ_F_CAN_BYPASS;
532 static int fq_codel_dump(struct Qdisc *sch, struct sk_buff *skb)
534 	struct fq_codel_sched_data *q = qdisc_priv(sch);
545 			READ_ONCE(sch->limit)) ||
579 static int fq_codel_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
581 	struct fq_codel_sched_data *q = qdisc_priv(sch);
595 	sch_tree_lock(sch);
601 	sch_tree_unlock(sch);
606 static struct Qdisc *fq_codel_leaf(struct Qdisc *sch, unsigned long arg)
611 static unsigned long fq_codel_find(struct Qdisc *sch, u32 classid)
616 static unsigned long fq_codel_bind(struct Qdisc *sch, unsigned long parent,
626 static struct tcf_block *fq_codel_tcf_block(struct Qdisc *sch, unsigned long cl,
629 	struct fq_codel_sched_data *q = qdisc_priv(sch);
636 static int fq_codel_dump_class(struct Qdisc *sch, unsigned long cl,
643 static int fq_codel_dump_class_stats(struct Qdisc *sch, unsigned long cl,
646 	struct fq_codel_sched_data *q = qdisc_priv(sch);
672 			sch_tree_lock(sch);
678 			sch_tree_unlock(sch);
690 static void fq_codel_walk(struct Qdisc *sch, struct qdisc_walker *arg)
692 	struct fq_codel_sched_data *q = qdisc_priv(sch);
703 		if (!tc_qdisc_stats_dump(sch, i + 1, arg))