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Commit 8fe6a79f authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
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net_sched: sch_plug: use a private throttled status 



We want to get rid of generic qdisc throttled management,
so this qdisc has to use a private flag.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7a04c012

net/sched/sch_plug.c

+8 −6
Original line number Diff line number Diff line
@@ -64,6 +64,8 @@ struct plug_sched_data { 
	 */

	bool unplug_indefinite;



	bool throttled;



	/* Queue Limit in bytes */

	u32 limit;
@@ -103,7 +105,7 @@ static struct sk_buff *plug_dequeue(struct Qdisc *sch) 
{

	struct plug_sched_data *q = qdisc_priv(sch);



	if (qdisc_is_throttled(sch))

	if (q->throttled)

		return NULL;



	if (!q->unplug_indefinite) {
@@ -111,7 +113,7 @@ static struct sk_buff *plug_dequeue(struct Qdisc *sch) 
			/* No more packets to dequeue. Block the queue

			 * and wait for the next release command.

			 */

			qdisc_throttled(sch);

			q->throttled = true;

			return NULL;

		}

		q->pkts_to_release--;
@@ -141,7 +143,7 @@ static int plug_init(struct Qdisc *sch, struct nlattr *opt) 
		q->limit = ctl->limit;

	}



	qdisc_throttled(sch);

	q->throttled = true;

	return 0;

}
@@ -173,7 +175,7 @@ static int plug_change(struct Qdisc *sch, struct nlattr *opt) 
		q->pkts_last_epoch = q->pkts_current_epoch;

		q->pkts_current_epoch = 0;

		if (q->unplug_indefinite)

			qdisc_throttled(sch);

			q->throttled = true;

		q->unplug_indefinite = false;

		break;

	case TCQ_PLUG_RELEASE_ONE:
@@ -182,7 +184,7 @@ static int plug_change(struct Qdisc *sch, struct nlattr *opt) 
		 */

		q->pkts_to_release += q->pkts_last_epoch;

		q->pkts_last_epoch = 0;

		qdisc_unthrottled(sch);

		q->throttled = false;

		netif_schedule_queue(sch->dev_queue);

		break;

	case TCQ_PLUG_RELEASE_INDEFINITE:
@@ -190,7 +192,7 @@ static int plug_change(struct Qdisc *sch, struct nlattr *opt) 
		q->pkts_to_release = 0;

		q->pkts_last_epoch = 0;

		q->pkts_current_epoch = 0;

		qdisc_unthrottled(sch);

		q->throttled = false;

		netif_schedule_queue(sch->dev_queue);

		break;

	case TCQ_PLUG_LIMIT: