279 static int sfb_enqueue(struct sk_buff *skb, struct Qdisc *sch)  in sfb_enqueue()  argument
282 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_enqueue()
292 	if (unlikely(sch->q.qlen >= q->limit)) {  in sfb_enqueue()
293 		qdisc_qstats_overlimit(sch);  in sfb_enqueue()
351 		qdisc_qstats_overlimit(sch);  in sfb_enqueue()
379 			qdisc_qstats_overlimit(sch);  in sfb_enqueue()
410 		sch->q.qlen++;  in sfb_enqueue()
414 		qdisc_qstats_drop(sch);  in sfb_enqueue()
419 	qdisc_drop(skb, sch);  in sfb_enqueue()
423 		qdisc_qstats_drop(sch);  in sfb_enqueue()
428 static struct sk_buff *sfb_dequeue(struct Qdisc *sch)  in sfb_dequeue()  argument
430 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_dequeue()
437 		qdisc_bstats_update(sch, skb);  in sfb_dequeue()
438 		sch->q.qlen--;  in sfb_dequeue()
445 static struct sk_buff *sfb_peek(struct Qdisc *sch)  in sfb_peek()  argument
447 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_peek()
455 static void sfb_reset(struct Qdisc *sch)  in sfb_reset()  argument
457 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_reset()
460 	sch->q.qlen = 0;  in sfb_reset()
467 static void sfb_destroy(struct Qdisc *sch)  in sfb_destroy()  argument
469 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_destroy()
491 static int sfb_change(struct Qdisc *sch, struct nlattr *opt)  in sfb_change()  argument
493 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_change()
513 		limit = max_t(u32, qdisc_dev(sch)->tx_queue_len, 1);  in sfb_change()
515 	child = fifo_create_dflt(sch, &pfifo_qdisc_ops, limit);  in sfb_change()
519 	sch_tree_lock(sch);  in sfb_change()
544 	sch_tree_unlock(sch);  in sfb_change()
549 static int sfb_init(struct Qdisc *sch, struct nlattr *opt)  in sfb_init()  argument
551 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_init()
554 	return sfb_change(sch, opt);  in sfb_init()
557 static int sfb_dump(struct Qdisc *sch, struct sk_buff *skb)  in sfb_dump()  argument
559 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_dump()
573 	sch->qstats.backlog = q->qdisc->qstats.backlog;  in sfb_dump()
586 static int sfb_dump_stats(struct Qdisc *sch, struct gnet_dump *d)  in sfb_dump_stats()  argument
588 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_dump_stats()
603 static int sfb_dump_class(struct Qdisc *sch, unsigned long cl,  in sfb_dump_class()  argument
609 static int sfb_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,  in sfb_graft()  argument
612 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_graft()
617 	sch_tree_lock(sch);  in sfb_graft()
622 	sch_tree_unlock(sch);  in sfb_graft()
626 static struct Qdisc *sfb_leaf(struct Qdisc *sch, unsigned long arg)  in sfb_leaf()  argument
628 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_leaf()
633 static unsigned long sfb_get(struct Qdisc *sch, u32 classid)  in sfb_get()  argument
638 static void sfb_put(struct Qdisc *sch, unsigned long arg)  in sfb_put()  argument
642 static int sfb_change_class(struct Qdisc *sch, u32 classid, u32 parentid,  in sfb_change_class()  argument
648 static int sfb_delete(struct Qdisc *sch, unsigned long cl)  in sfb_delete()  argument
653 static void sfb_walk(struct Qdisc *sch, struct qdisc_walker *walker)  in sfb_walk()  argument
657 			if (walker->fn(sch, 1, walker) < 0) {  in sfb_walk()
665 static struct tcf_proto __rcu **sfb_find_tcf(struct Qdisc *sch,  in sfb_find_tcf()  argument
668 	struct sfb_sched_data *q = qdisc_priv(sch);  in sfb_find_tcf()
675 static unsigned long sfb_bind(struct Qdisc *sch, unsigned long parent,  in sfb_bind()  argument