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[PKT_SCHED]: Keep backlog counter in sch_sfq
Keep backlog counter in SFQ qdisc to make it usable as child qdisc with RED. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -232,6 +232,7 @@ static unsigned int sfq_drop(struct Qdisc *sch)
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sfq_dec(q, x);
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sch->q.qlen--;
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sch->qstats.drops++;
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sch->qstats.backlog -= len;
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return len;
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}
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@ -248,6 +249,7 @@ static unsigned int sfq_drop(struct Qdisc *sch)
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sch->q.qlen--;
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q->ht[q->hash[d]] = SFQ_DEPTH;
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sch->qstats.drops++;
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sch->qstats.backlog -= len;
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return len;
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}
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@ -266,6 +268,7 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc* sch)
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q->ht[hash] = x = q->dep[SFQ_DEPTH].next;
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q->hash[x] = hash;
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}
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sch->qstats.backlog += skb->len;
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__skb_queue_tail(&q->qs[x], skb);
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sfq_inc(q, x);
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if (q->qs[x].qlen == 1) { /* The flow is new */
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@ -301,6 +304,7 @@ sfq_requeue(struct sk_buff *skb, struct Qdisc* sch)
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q->ht[hash] = x = q->dep[SFQ_DEPTH].next;
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q->hash[x] = hash;
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}
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sch->qstats.backlog += skb->len;
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__skb_queue_head(&q->qs[x], skb);
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sfq_inc(q, x);
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if (q->qs[x].qlen == 1) { /* The flow is new */
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@ -344,6 +348,7 @@ sfq_dequeue(struct Qdisc* sch)
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skb = __skb_dequeue(&q->qs[a]);
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sfq_dec(q, a);
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sch->q.qlen--;
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sch->qstats.backlog -= skb->len;
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/* Is the slot empty? */
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if (q->qs[a].qlen == 0) {
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