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sch_drr: update backlog as well

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commit 6a73b571b63075ef408c83f07c2565b5652f93cc upstream.

Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too")
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
WANG Cong 2016-06-01 16:15:17 -07:00 committed by Greg Kroah-Hartman
parent 76684c7647
commit f08f4d40dc
1 changed files with 4 additions and 0 deletions
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4
net/sched/sch_drr.c
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@ -375,6 +375,7 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch)
cl->deficit = cl->quantum;
}
qdisc_qstats_backlog_inc(sch, skb);
sch->q.qlen++;
return err;
}
@ -405,6 +406,7 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch)
bstats_update(&cl->bstats, skb);
qdisc_bstats_update(sch, skb);
qdisc_qstats_backlog_dec(sch, skb);
sch->q.qlen--;
return skb;
}
@ -426,6 +428,7 @@ static unsigned int drr_drop(struct Qdisc *sch)
if (cl->qdisc->ops->drop) {
len = cl->qdisc->ops->drop(cl->qdisc);
if (len > 0) {
sch->qstats.backlog -= len;
sch->q.qlen--;
if (cl->qdisc->q.qlen == 0)
list_del(&cl->alist);
@ -461,6 +464,7 @@ static void drr_reset_qdisc(struct Qdisc *sch)
qdisc_reset(cl->qdisc);
}
}
sch->qstats.backlog = 0;
sch->q.qlen = 0;
}