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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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35
net/sched/sch_gred.c
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@@ -276,40 +276,6 @@ static struct sk_buff *gred_dequeue(struct Qdisc *sch)
return NULL;
}
static unsigned int gred_drop(struct Qdisc *sch)
{
struct sk_buff *skb;
struct gred_sched *t = qdisc_priv(sch);
skb = qdisc_dequeue_tail(sch);
if (skb) {
unsigned int len = qdisc_pkt_len(skb);
struct gred_sched_data *q;
u16 dp = tc_index_to_dp(skb);
if (dp >= t->DPs || (q = t->tab[dp]) == NULL) {
net_warn_ratelimited("GRED: Unable to relocate VQ 0x%x while dropping, screwing up backlog\n",
tc_index_to_dp(skb));
} else {
q->backlog -= len;
q->stats.other++;
if (gred_wred_mode(t)) {
if (!sch->qstats.backlog)
red_start_of_idle_period(&t->wred_set);
} else {
if (!q->backlog)
red_start_of_idle_period(&q->vars);
}
}
qdisc_drop(skb, sch);
return len;
}
return 0;
}
static void gred_reset(struct Qdisc *sch)
{
int i;
@@ -623,7 +589,6 @@ static struct Qdisc_ops gred_qdisc_ops __read_mostly = {
.enqueue = gred_enqueue,
.dequeue = gred_dequeue,
.peek = qdisc_peek_head,
.drop = gred_drop,
.init = gred_init,
.reset = gred_reset,
.destroy = gred_destroy,