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authorFlorian Westphal <fw@strlen.de>2016-06-09 01:27:42 +0300
committerDavid S. Miller <davem@davemloft.net>2016-06-09 09:58:52 +0300
commita09ceb0e08140a1eec05b49b4c232d3481339cb0 (patch)
treed177eeb840ee48563ba195fa6de159125fa1019b /net/sched/sch_gred.c
parentc3a173d7dba2d7c74dd4ab871b8f22bf56ac10b2 (diff)
downloadlinux-a09ceb0e08140a1eec05b49b4c232d3481339cb0.tar.xz
sched: remove qdisc->drop
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>
Diffstat (limited to 'net/sched/sch_gred.c')
-rw-r--r--net/sched/sch_gred.c35
1 files changed, 0 insertions, 35 deletions
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index 80105109f756..b5fb63c7be02 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -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,