Commit b3d7e2b2 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net_sched: sch_codel: defer skb freeing in codel_change() 



codel_change() can use rtnl_qdisc_drop()
to defer expensive skb freeing after locks are released.

codel_reset() already has support for deferred skb freeing
because it uses qdisc_reset_queue()

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f9aed311

net/sched/sch_codel.c

+1 −1
Original line number Diff line number Diff line
@@ -174,7 +174,7 @@ static int codel_change(struct Qdisc *sch, struct nlattr *opt) 


		dropped += qdisc_pkt_len(skb);

		qdisc_qstats_backlog_dec(sch, skb);

		qdisc_drop(skb, sch);

		rtnl_qdisc_drop(skb, sch);

	}

	qdisc_tree_reduce_backlog(sch, qlen - sch->q.qlen, dropped);