.ops = &noop_qdisc_ops,
.q.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.q.lock),
.dev_queue = &noop_netdev_queue,
+#ifdef CONFIG_PREEMPT_RT_BASE
+ .running = __SEQLOCK_UNLOCKED(noop_qdisc.running),
+#else
.running = SEQCNT_ZERO(noop_qdisc.running),
+#endif
.busylock = __SPIN_LOCK_UNLOCKED(noop_qdisc.busylock),
};
EXPORT_SYMBOL(noop_qdisc);
lockdep_set_class(&sch->busylock,
dev->qdisc_tx_busylock ?: &qdisc_tx_busylock);
+#ifdef CONFIG_PREEMPT_RT_BASE
+ seqlock_init(&sch->running);
+ lockdep_set_class(&sch->running.seqcount,
+ dev->qdisc_running_key ?: &qdisc_running_key);
+ lockdep_set_class(&sch->running.lock,
+ dev->qdisc_running_key ?: &qdisc_running_key);
+#else
seqcount_init(&sch->running);
lockdep_set_class(&sch->running,
dev->qdisc_running_key ?: &qdisc_running_key);
+#endif
sch->ops = ops;
sch->enqueue = ops->enqueue;
/* Wait for outstanding qdisc_run calls. */
list_for_each_entry(dev, head, close_list)
while (some_qdisc_is_busy(dev))
- yield();
+ msleep(1);
}
void dev_deactivate(struct net_device *dev)