multiq: requeue should rewind the current_band

Currently dequeueing a packet and requeueing the same packet will cause a
different packet to be pulled on the next dequeue.  This change forces
requeue to rewind the current_band.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Duyck 2008-09-20 22:07:34 -07:00 committed by David S. Miller
parent 618d9f2554
commit a574420ff4

View File

@ -97,6 +97,7 @@ static int
multiq_requeue(struct sk_buff *skb, struct Qdisc *sch)
{
struct Qdisc *qdisc;
struct multiq_sched_data *q = qdisc_priv(sch);
int ret;
qdisc = multiq_classify(skb, sch, &ret);
@ -113,6 +114,10 @@ multiq_requeue(struct sk_buff *skb, struct Qdisc *sch)
if (ret == NET_XMIT_SUCCESS) {
sch->q.qlen++;
sch->qstats.requeues++;
if (q->curband)
q->curband--;
else
q->curband = q->bands - 1;
return NET_XMIT_SUCCESS;
}
if (net_xmit_drop_count(ret))