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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-11 09:35:01 +02:00
openwrt-xburst/package/linux/kernel-patches/205-net_sched_sched_generic_c.patch

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--- linux-2.4.30/net/sched/sch_generic.c 2004-11-17 12:54:22.000000000 +0100
+++ linux-2.4.30-wl/net/sched/sch_generic.c 2005-04-24 18:09:38.000000000 +0200
@@ -392,7 +392,6 @@
return NULL;
memset(sch, 0, size);
- INIT_LIST_HEAD(&sch->list);
skb_queue_head_init(&sch->q);
sch->ops = ops;
sch->enqueue = ops->enqueue;
@@ -422,11 +421,22 @@
void qdisc_destroy(struct Qdisc *qdisc)
{
struct Qdisc_ops *ops = qdisc->ops;
+ struct net_device *dev;
if (qdisc->flags&TCQ_F_BUILTIN ||
!atomic_dec_and_test(&qdisc->refcnt))
return;
- list_del(&qdisc->list);
+
+ dev = qdisc->dev;
+ if (dev) {
+ struct Qdisc *q, **qp;
+ for (qp = &qdisc->dev->qdisc_list; (q=*qp) != NULL; qp = &q->next) {
+ if (q == qdisc) {
+ *qp = q->next;
+ break;
+ }
+ }
+ }
#ifdef CONFIG_NET_ESTIMATOR
qdisc_kill_estimator(&qdisc->stats);
#endif
@@ -455,9 +465,9 @@
return;
}
write_lock(&qdisc_tree_lock);
- list_add_tail(&qdisc->list, &dev->qdisc_list);
+ qdisc->next = dev->qdisc_list;
+ dev->qdisc_list = qdisc;
write_unlock(&qdisc_tree_lock);
-
} else {
qdisc = &noqueue_qdisc;
}
@@ -501,7 +511,7 @@
dev->qdisc = &noop_qdisc;
spin_unlock_bh(&dev->queue_lock);
dev->qdisc_sleeping = &noop_qdisc;
- INIT_LIST_HEAD(&dev->qdisc_list);
+ dev->qdisc_list = NULL;
write_unlock(&qdisc_tree_lock);
dev_watchdog_init(dev);
@@ -523,7 +533,7 @@
qdisc_destroy(qdisc);
}
#endif
- BUG_TRAP(list_empty(&dev->qdisc_list));
+ BUG_TRAP(dev->qdisc_list == NULL);
BUG_TRAP(!timer_pending(&dev->watchdog_timer));
spin_unlock_bh(&dev->queue_lock);
write_unlock(&qdisc_tree_lock);