aboutsummaryrefslogtreecommitdiffstats
path: root/net/sched/sch_netem.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/sched/sch_netem.c')
-rw-r--r--net/sched/sch_netem.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 2898d9dc31eb..74fbdb52baed 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -283,25 +283,22 @@ static struct sk_buff *netem_dequeue(struct Qdisc *sch)
283 if (sch->flags & TCQ_F_THROTTLED) 283 if (sch->flags & TCQ_F_THROTTLED)
284 return NULL; 284 return NULL;
285 285
286 skb = q->qdisc->dequeue(q->qdisc); 286 skb = q->qdisc->ops->peek(q->qdisc);
287 if (skb) { 287 if (skb) {
288 const struct netem_skb_cb *cb = netem_skb_cb(skb); 288 const struct netem_skb_cb *cb = netem_skb_cb(skb);
289 psched_time_t now = psched_get_time(); 289 psched_time_t now = psched_get_time();
290 290
291 /* if more time remaining? */ 291 /* if more time remaining? */
292 if (cb->time_to_send <= now) { 292 if (cb->time_to_send <= now) {
293 skb = q->qdisc->dequeue(q->qdisc);
294 if (!skb)
295 return NULL;
296
293 pr_debug("netem_dequeue: return skb=%p\n", skb); 297 pr_debug("netem_dequeue: return skb=%p\n", skb);
294 sch->q.qlen--; 298 sch->q.qlen--;
295 return skb; 299 return skb;
296 } 300 }
297 301
298 if (unlikely(q->qdisc->ops->requeue(skb, q->qdisc) != NET_XMIT_SUCCESS)) {
299 qdisc_tree_decrease_qlen(q->qdisc, 1);
300 sch->qstats.drops++;
301 printk(KERN_ERR "netem: %s could not requeue\n",
302 q->qdisc->ops->id);
303 }
304
305 qdisc_watchdog_schedule(&q->watchdog, cb->time_to_send); 302 qdisc_watchdog_schedule(&q->watchdog, cb->time_to_send);
306 } 303 }
307 304