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authorThomas Graf <tgraf@suug.ch>2005-06-18 22:58:15 -0700
committerDavid S. Miller <davem@davemloft.net>2005-06-18 22:58:15 -0700
commit821d24ae741f83ef0754a98b4b8aef7231856543 (patch)
tree74c3241b1caf60309840fdc8a976e2d0713d1052 /net
parent6fc8e84f4cf8d623f98aebfd6996dc3848bcf964 (diff)
downloadblackbird-op-linux-821d24ae741f83ef0754a98b4b8aef7231856543.tar.gz
blackbird-op-linux-821d24ae741f83ef0754a98b4b8aef7231856543.zip
[PKT_SCHED]: Transform pfifo_fast to use generic queue management interface
Gives pfifo_fast a byte based backlog. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/sched/sch_generic.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 87e48a4e1051..03cf001adb41 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -318,16 +318,12 @@ pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc* qdisc)
list += prio2band[skb->priority&TC_PRIO_MAX];
- if (list->qlen < qdisc->dev->tx_queue_len) {
- __skb_queue_tail(list, skb);
+ if (skb_queue_len(list) < qdisc->dev->tx_queue_len) {
qdisc->q.qlen++;
- qdisc->bstats.bytes += skb->len;
- qdisc->bstats.packets++;
- return 0;
+ return __qdisc_enqueue_tail(skb, qdisc, list);
}
- qdisc->qstats.drops++;
- kfree_skb(skb);
- return NET_XMIT_DROP;
+
+ return qdisc_drop(skb, qdisc);
}
static struct sk_buff *
@@ -335,10 +331,9 @@ pfifo_fast_dequeue(struct Qdisc* qdisc)
{
int prio;
struct sk_buff_head *list = qdisc_priv(qdisc);
- struct sk_buff *skb;
for (prio = 0; prio < 3; prio++, list++) {
- skb = __skb_dequeue(list);
+ struct sk_buff *skb = __qdisc_dequeue_head(qdisc, list);
if (skb) {
qdisc->q.qlen--;
return skb;
@@ -354,10 +349,8 @@ pfifo_fast_requeue(struct sk_buff *skb, struct Qdisc* qdisc)
list += prio2band[skb->priority&TC_PRIO_MAX];
- __skb_queue_head(list, skb);
qdisc->q.qlen++;
- qdisc->qstats.requeues++;
- return 0;
+ return __qdisc_requeue(skb, qdisc, list);
}
static void
@@ -367,7 +360,9 @@ pfifo_fast_reset(struct Qdisc* qdisc)
struct sk_buff_head *list = qdisc_priv(qdisc);
for (prio=0; prio < 3; prio++)
- skb_queue_purge(list+prio);
+ __qdisc_reset_queue(qdisc, list + prio);
+
+ qdisc->qstats.backlog = 0;
qdisc->q.qlen = 0;
}
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