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authorFlorian Westphal <fw@strlen.de>2016-06-09 00:27:42 +0200
committerDavid S. Miller <davem@davemloft.net>2016-06-08 23:58:52 -0700
commita09ceb0e08140a1eec05b49b4c232d3481339cb0 (patch)
treed177eeb840ee48563ba195fa6de159125fa1019b /net/sched/sch_qfq.c
parentc3a173d7dba2d7c74dd4ab871b8f22bf56ac10b2 (diff)
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_qfq.c')
-rw-r--r--net/sched/sch_qfq.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 85d41979d825..cdb3966572f9 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -1423,52 +1423,6 @@ static void qfq_qlen_notify(struct Qdisc *sch, unsigned long arg)
qfq_deactivate_class(q, cl);
}
-static unsigned int qfq_drop_from_slot(struct qfq_sched *q,
- struct hlist_head *slot)
-{
- struct qfq_aggregate *agg;
- struct qfq_class *cl;
- unsigned int len;
-
- hlist_for_each_entry(agg, slot, next) {
- list_for_each_entry(cl, &agg->active, alist) {
-
- if (!cl->qdisc->ops->drop)
- continue;
-
- len = cl->qdisc->ops->drop(cl->qdisc);
- if (len > 0) {
- if (cl->qdisc->q.qlen == 0)
- qfq_deactivate_class(q, cl);
-
- return len;
- }
- }
- }
- return 0;
-}
-
-static unsigned int qfq_drop(struct Qdisc *sch)
-{
- struct qfq_sched *q = qdisc_priv(sch);
- struct qfq_group *grp;
- unsigned int i, j, len;
-
- for (i = 0; i <= QFQ_MAX_INDEX; i++) {
- grp = &q->groups[i];
- for (j = 0; j < QFQ_MAX_SLOTS; j++) {
- len = qfq_drop_from_slot(q, &grp->slots[j]);
- if (len > 0) {
- sch->q.qlen--;
- return len;
- }
- }
-
- }
-
- return 0;
-}
-
static int qfq_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
{
struct qfq_sched *q = qdisc_priv(sch);
@@ -1563,7 +1517,6 @@ static struct Qdisc_ops qfq_qdisc_ops __read_mostly = {
.enqueue = qfq_enqueue,
.dequeue = qfq_dequeue,
.peek = qdisc_peek_dequeued,
- .drop = qfq_drop,
.init = qfq_init_qdisc,
.reset = qfq_reset_qdisc,
.destroy = qfq_destroy_qdisc,