From: Cong Wang <xiyou.wangcong@gmail.com>
To: netdev@vger.kernel.org
Cc: Cong Wang <xiyou.wangcong@gmail.com>
Subject: [Patch net] sch_choke: drop all packets in queue during reset
Date: Tue, 21 Jul 2015 16:52:43 -0700 [thread overview]
Message-ID: <1437522763-23765-1-git-send-email-xiyou.wangcong@gmail.com> (raw)
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
---
net/sched/sch_choke.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index 93d5742..6a783af 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -385,6 +385,19 @@ static void choke_reset(struct Qdisc *sch)
{
struct choke_sched_data *q = qdisc_priv(sch);
+ while (q->head != q->tail) {
+ struct sk_buff *skb = q->tab[q->head];
+
+ q->head = (q->head + 1) & q->tab_mask;
+ if (!skb)
+ continue;
+ qdisc_qstats_backlog_dec(sch, skb);
+ --sch->q.qlen;
+ qdisc_drop(skb, sch);
+ }
+
+ memset(q->tab, 0, (q->tab_mask + 1) * sizeof(struct sk_buff *));
+ q->head = q->tail = 0;
red_restart(&q->vars);
}
--
1.8.3.1
next reply other threads:[~2015-07-21 23:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-21 23:52 Cong Wang [this message]
2015-07-25 5:57 ` [Patch net] sch_choke: drop all packets in queue during reset David Miller
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