From b0460e4484f9e990caa817230204f9e3800cf955 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 28 Dec 2011 23:27:44 +0000 Subject: [PATCH] sch_tbf: report backlog information Provide child qdisc backlog (byte count) information so that "tc -s qdisc" can report it to user. qdisc netem 30: root refcnt 18 limit 1000 delay 20.0ms 10.0ms Sent 948517 bytes 898 pkt (dropped 0, overlimits 0 requeues 1) rate 175056bit 16pps backlog 114b 1p requeues 1 qdisc tbf 40: parent 30: rate 256000bit burst 20Kb/8 mpu 0b lat 0us Sent 948517 bytes 898 pkt (dropped 15, overlimits 611 requeues 0) backlog 18168b 12p requeues 0 Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/sched/sch_tbf.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index 1dcfb5223a86..b8e156319d7b 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -346,6 +346,7 @@ static int tbf_dump(struct Qdisc *sch, struct sk_buff *skb) struct nlattr *nest; struct tc_tbf_qopt opt; + sch->qstats.backlog = q->qdisc->qstats.backlog; nest = nla_nest_start(skb, TCA_OPTIONS); if (nest == NULL) goto nla_put_failure; -- 2.20.1