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authorWANG Cong <xiyou.wangcong@gmail.com>2015-07-21 16:52:43 -0700
committerDavid S. Miller <davem@davemloft.net>2015-07-24 22:57:15 -0700
commit77e62da6e60c7772971f813f588d372a7f1a4167 (patch)
treecc71925da87ac5f6a2ad3d2d379952e3dd85de41 /net/sched
parentfe6bea7f1f3a09fc06d835446d34d3b3b6a543fb (diff)
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.c13
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);
}