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authorJarek Poplawski <jarkao2@gmail.com>2008-10-31 00:45:55 -0700
committerDavid S. Miller <davem@davemloft.net>2008-10-31 00:45:55 -0700
commit8e3af97899db433111287e07d5105189f56fe191 (patch)
tree40e7779ea4b587c9c3b882018ccaac1b53419f1c /net/sched/sch_red.c
parent99c0db26797edb39cf83c8c5f8972067f5426b4e (diff)
pkt_sched: Add qdisc->ops->peek() implementation.
Add qdisc->ops->peek() implementation for work-conserving qdiscs. With feedback from Patrick McHardy. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_red.c')
-rw-r--r--net/sched/sch_red.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 5da05839e22..7abc51454c2 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -140,6 +140,14 @@ static struct sk_buff * red_dequeue(struct Qdisc* sch)
return skb;
}
+static struct sk_buff * red_peek(struct Qdisc* sch)
+{
+ struct red_sched_data *q = qdisc_priv(sch);
+ struct Qdisc *child = q->qdisc;
+
+ return child->ops->peek(child);
+}
+
static unsigned int red_drop(struct Qdisc* sch)
{
struct red_sched_data *q = qdisc_priv(sch);
@@ -361,6 +369,7 @@ static struct Qdisc_ops red_qdisc_ops __read_mostly = {
.cl_ops = &red_class_ops,
.enqueue = red_enqueue,
.dequeue = red_dequeue,
+ .peek = red_peek,
.requeue = red_requeue,
.drop = red_drop,
.init = red_init,