Simplify taprio_dequeue_from_txq() by noticing that we can goto one call
earlier than the previous skb_found label. This is possible because
we've unified the treatment of the child->ops->dequeue(child) return
call, we always try other TXQs now, instead of abandoning the root
dequeue completely if we failed in the peek() case.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Kurt Kanzenbach <kurt@linutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
if (unlikely(!child))
return NULL;
- if (TXTIME_ASSIST_IS_ENABLED(q->flags)) {
- skb = child->ops->dequeue(child);
- if (!skb)
- return NULL;
- goto skb_found;
- }
+ if (TXTIME_ASSIST_IS_ENABLED(q->flags))
+ goto skip_peek_checks;
skb = child->ops->peek(child);
if (!skb)
atomic_sub_return(len, &entry->budget) < 0)
return NULL;
+skip_peek_checks:
skb = child->ops->dequeue(child);
if (unlikely(!skb))
return NULL;
-skb_found:
qdisc_bstats_update(sch, skb);
qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;