Commit 05297949 authored by David S. Miller's avatar David S. Miller
Browse files

pkt_sched: Add qdisc_tx_is_noop() helper and use in IPV6.

This indicates if the NOOP scheduler is what is active for TX on a
given device.
Signed-off-by: default avatarDavid S. Miller <>
parent 6fa9864b
......@@ -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)
......@@ -229,10 +229,9 @@ const struct in6_addr in6addr_linklocal_allnodes = IN6ADDR_LINKLOCAL_ALLNODES_IN
const struct in6_addr in6addr_linklocal_allrouters = IN6ADDR_LINKLOCAL_ALLROUTERS_INIT;
/* Check if a valid qdisc is available */
static inline int addrconf_qdisc_ok(struct net_device *dev)
static inline bool addrconf_qdisc_ok(const struct net_device *dev)
struct netdev_queue *txq = &dev->tx_queue;
return (txq->qdisc != &noop_qdisc);
return !qdisc_tx_is_noop(dev);
/* Check if a route is valid prefix route */
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