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Commit 6b0355f4 authored by Konstantin Khlebnikov's avatar Konstantin Khlebnikov Committed by David S. Miller
Browse files

net_sched/hfsc: opencode trivial set_active() and set_passive() 



Any move comment abount update_vf() into right place.

Signed-off-by: default avatarKonstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 95946658

net/sched/sch_hfsc.c

+16 −29
Original line number Diff line number Diff line
@@ -829,28 +829,6 @@ update_vf(struct hfsc_class *cl, unsigned int len, u64 cur_time) 
	}

}



static void

set_active(struct hfsc_class *cl, unsigned int len)

{

	if (cl->cl_flags & HFSC_RSC)

		init_ed(cl, len);

	if (cl->cl_flags & HFSC_FSC)

		init_vf(cl, len);



}



static void

set_passive(struct hfsc_class *cl)

{

	if (cl->cl_flags & HFSC_RSC)

		eltree_remove(cl);



	/*

	 * vttree is now handled in update_vf() so that update_vf(cl, 0, 0)

	 * needs to be called explicitly to remove a class from vttree.

	 */

}



static unsigned int

qdisc_peek_len(struct Qdisc *sch)

{
@@ -1221,8 +1199,12 @@ hfsc_qlen_notify(struct Qdisc *sch, unsigned long arg) 
{

	struct hfsc_class *cl = (struct hfsc_class *)arg;



	/* vttree is now handled in update_vf() so that update_vf(cl, 0, 0)

	 * needs to be called explicitly to remove a class from vttree.

	 */

	update_vf(cl, 0, 0);

	set_passive(cl);

	if (cl->cl_flags & HFSC_RSC)

		eltree_remove(cl);

}



static unsigned long
@@ -1583,7 +1565,12 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) 
	}



	if (cl->qdisc->q.qlen == 1) {

		set_active(cl, qdisc_pkt_len(skb));

		unsigned int len = qdisc_pkt_len(skb);



		if (cl->cl_flags & HFSC_RSC)

			init_ed(cl, len);

		if (cl->cl_flags & HFSC_FSC)

			init_vf(cl, len);

		/*

		 * If this is the first packet, isolate the head so an eventual

		 * head drop before the first dequeue operation has no chance
@@ -1647,18 +1634,18 @@ hfsc_dequeue(struct Qdisc *sch) 
	if (realtime)

		cl->cl_cumul += qdisc_pkt_len(skb);



	if (cl->qdisc->q.qlen != 0) {

	if (cl->cl_flags & HFSC_RSC) {

		if (cl->qdisc->q.qlen != 0) {

			/* update ed */

			next_len = qdisc_peek_len(cl->qdisc);

			if (realtime)

				update_ed(cl, next_len);

			else

				update_d(cl, next_len);

		}

		} else {

			/* the class becomes passive */

		set_passive(cl);

			eltree_remove(cl);

		}

	}



	qdisc_bstats_update(sch, skb);