diff options
| -rw-r--r-- | include/net/sch_generic.h | 5 | ||||
| -rw-r--r-- | net/sched/sch_netem.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 7a5d6a073165..ccd2a964dad7 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -289,6 +289,11 @@ static inline struct Qdisc *qdisc_root(const struct Qdisc *qdisc) return q; } +static inline struct Qdisc *qdisc_root_bh(const struct Qdisc *qdisc) +{ + return rcu_dereference_bh(qdisc->dev_queue->qdisc); +} + static inline struct Qdisc *qdisc_root_sleeping(const struct Qdisc *qdisc) { return qdisc->dev_queue->qdisc_sleeping; diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index 2a431628af59..caf33af4f9a7 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -464,7 +464,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch) * skb will be queued. */ if (count > 1 && (skb2 = skb_clone(skb, GFP_ATOMIC)) != NULL) { - struct Qdisc *rootq = qdisc_root(sch); + struct Qdisc *rootq = qdisc_root_bh(sch); u32 dupsave = q->duplicate; /* prevent duplicating a dup... */ q->duplicate = 0; |