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-rw-r--r--include/net/sch_generic.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index bf8f7264a77..5ba66b55557 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -250,6 +250,14 @@ static inline bool qdisc_tx_changing(struct net_device *dev)
return (txq->qdisc != txq->qdisc_sleeping);
}
+/* Is the device using the noop qdisc? */
+static inline bool qdisc_tx_is_noop(const struct net_device *dev)
+{
+ const struct netdev_queue *txq = &dev->tx_queue;
+
+ return (txq->qdisc == &noop_qdisc);
+}
+
static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch,
struct sk_buff_head *list)
{