From: Thomas Graf Date: Sun, 19 Jun 2005 05:58:35 +0000 (-0700) Subject: [PKT_SCHED]: Add and use prio2list() in the pfifo_fast qdisc X-Git-Tag: v2.6.13-rc1~90^2~583^2~14 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=321090e7a468ab33917a0af839a3ae923b1c1bc5;p=linux-2.6 [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 Signed-off-by: David S. Miller --- diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 03cf001adb..a08a98e7b9 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -311,12 +311,17 @@ static const u8 prio2band[TC_PRIO_MAX+1] = generic prio+fifo combination. */ -static int -pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc* qdisc) +static inline struct sk_buff_head *prio2list(struct sk_buff *skb, + struct Qdisc *qdisc) { struct sk_buff_head *list = qdisc_priv(qdisc); + return list + prio2band[skb->priority & TC_PRIO_MAX]; +} - list += prio2band[skb->priority&TC_PRIO_MAX]; +static int +pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc* qdisc) +{ + struct sk_buff_head *list = prio2list(skb, qdisc); if (skb_queue_len(list) < qdisc->dev->tx_queue_len) { qdisc->q.qlen++; @@ -345,12 +350,8 @@ pfifo_fast_dequeue(struct Qdisc* qdisc) static int pfifo_fast_requeue(struct sk_buff *skb, struct Qdisc* qdisc) { - struct sk_buff_head *list = qdisc_priv(qdisc); - - list += prio2band[skb->priority&TC_PRIO_MAX]; - qdisc->q.qlen++; - return __qdisc_requeue(skb, qdisc, list); + return __qdisc_requeue(skb, qdisc, prio2list(skb, qdisc)); } static void