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sched: remove qdisc->drop

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after removal of TCA_CBQ_OVL_STRATEGY from cbq scheduler, there are no
more callers of ->drop() outside of other ->drop functions, i.e.
nothing calls them.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Westphal
2016-06-09 00:27:42 +02:00
committed by David S. Miller
parent c3a173d7db
commit a09ceb0e08
19 changed files with 0 additions and 395 deletions
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26
net/sched/sch_htb.c
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@@ -936,31 +936,6 @@ fin:
return skb;
}
/* try to drop from each class (by prio) until one succeed */
static unsigned int htb_drop(struct Qdisc *sch)
{
struct htb_sched *q = qdisc_priv(sch);
int prio;
for (prio = TC_HTB_NUMPRIO - 1; prio >= 0; prio--) {
struct list_head *p;
list_for_each(p, q->drops + prio) {
struct htb_class *cl = list_entry(p, struct htb_class,
un.leaf.drop_list);
unsigned int len;
if (cl->un.leaf.q->ops->drop &&
(len = cl->un.leaf.q->ops->drop(cl->un.leaf.q))) {
sch->qstats.backlog -= len;
sch->q.qlen--;
if (!cl->un.leaf.q->q.qlen)
htb_deactivate(q, cl);
return len;
}
}
}
return 0;
}
/* reset all classes */
/* always caled under BH & queue lock */
static void htb_reset(struct Qdisc *sch)
@@ -1600,7 +1575,6 @@ static struct Qdisc_ops htb_qdisc_ops __read_mostly = {
.enqueue = htb_enqueue,
.dequeue = htb_dequeue,
.peek = qdisc_peek_dequeued,
.drop = htb_drop,
.init = htb_init,
.reset = htb_reset,
.destroy = htb_destroy,