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-rw-r--r--net/sched/sch_generic.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 6c9595f1048a..36a40ebcf0ee 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -1268,6 +1268,27 @@ int dev_qdisc_change_tx_queue_len(struct net_device *dev)
return ret;
}
+void dev_qdisc_set_real_num_tx_queues(struct net_device *dev)
+{
+#ifdef CONFIG_NET_SCHED
+ struct Qdisc *sch = dev->qdisc;
+ unsigned int ntx;
+
+ if (!sch)
+ return;
+
+ ASSERT_RTNL();
+
+ for (ntx = 0; ntx < dev->real_num_tx_queues; ntx++) {
+ struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, ntx);
+ struct Qdisc *qdisc = dev_queue->qdisc;
+
+ if (qdisc && !qdisc_hashed(qdisc))
+ qdisc_hash_add(qdisc, false);
+ }
+#endif
+}
+
static void dev_init_scheduler_queue(struct net_device *dev,
struct netdev_queue *dev_queue,
void *_qdisc)