Looks like it is only there as some optimization attempt.
Since __QDISC_STATE_THROTTLED set/unset is way too expensive,
and netem is the last user, just remove this check.
Signed-off-by: Eric Dumazet <eduma...@google.com>
---
net/sched/sch_netem.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 9ca7947ab643..2dbe732ca135 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -582,9 +582,6 @@ static struct sk_buff *netem_dequeue(struct Qdisc *sch)
struct sk_buff *skb;
struct rb_node *p;
- if (qdisc_is_throttled(sch))
- return NULL;
-
tfifo_dequeue:
skb = __skb_dequeue(&sch->q);
if (skb) {
--
2.8.0.rc3.226.g39d4020
