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| author | WANG Cong <xiyou.wangcong@gmail.com> | 2015-07-21 16:52:43 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-07-24 22:57:15 -0700 |
| commit | 77e62da6e60c7772971f813f588d372a7f1a4167 (patch) | |
| tree | cc71925da87ac5f6a2ad3d2d379952e3dd85de41 /net/sched | |
| parent | fe6bea7f1f3a09fc06d835446d34d3b3b6a543fb (diff) | |
| download | linux-rpi3-77e62da6e60c7772971f813f588d372a7f1a4167.tar.gz linux-rpi3-77e62da6e60c7772971f813f588d372a7f1a4167.tar.bz2 linux-rpi3-77e62da6e60c7772971f813f588d372a7f1a4167.zip | |
sch_choke: drop all packets in queue during reset
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched')
| -rw-r--r-- | net/sched/sch_choke.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c index 93d5742dc7e0..6a783afe4960 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); } |