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[PKT_SCHED]: Add and use prio2list() in the pfifo_fast qdisc
prio2list() returns the relevant sk_buff_head for the band specified by the priority for a given skb. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -311,12 +311,17 @@ static const u8 prio2band[TC_PRIO_MAX+1] =
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generic prio+fifo combination.
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*/
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static inline struct sk_buff_head *prio2list(struct sk_buff *skb,
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struct Qdisc *qdisc)
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{
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struct sk_buff_head *list = qdisc_priv(qdisc);
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return list + prio2band[skb->priority & TC_PRIO_MAX];
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}
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static int
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pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc* qdisc)
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{
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struct sk_buff_head *list = qdisc_priv(qdisc);
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list += prio2band[skb->priority&TC_PRIO_MAX];
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struct sk_buff_head *list = prio2list(skb, qdisc);
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if (skb_queue_len(list) < qdisc->dev->tx_queue_len) {
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qdisc->q.qlen++;
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@ -345,12 +350,8 @@ pfifo_fast_dequeue(struct Qdisc* qdisc)
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static int
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pfifo_fast_requeue(struct sk_buff *skb, struct Qdisc* qdisc)
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{
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struct sk_buff_head *list = qdisc_priv(qdisc);
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list += prio2band[skb->priority&TC_PRIO_MAX];
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qdisc->q.qlen++;
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return __qdisc_requeue(skb, qdisc, list);
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return __qdisc_requeue(skb, qdisc, prio2list(skb, qdisc));
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}
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static void
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