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| author |   David S. Miller <davem@davemloft.net> | 2008-07-08 23:01:27 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-08 23:01:27 -0700 |
| commit | 052979499c767268b912d25031ae524c451679d0 (patch) | |
| tree | 0873da6b42fb8a8b7cdcd033fced0f50731fd824 /include/net/sch_generic.h | |
| parent | net: Clean up explicit ->tx_queue references in link watch. (diff) | |
| download | linux-dev-052979499c767268b912d25031ae524c451679d0.tar.xz linux-dev-052979499c767268b912d25031ae524c451679d0.zip | |
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: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sch_generic.h')
| -rw-r--r-- | include/net/sch_generic.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index bf8f7264a778..5ba66b555578 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) { |