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>
2008-10-31 00:45:55 -07:00
parent 99c0db2679
commit 8e3af97899
8 changed files with 69 additions and 0 deletions
@@ -541,6 +541,7 @@ static struct Qdisc_ops tfifo_qdisc_ops __read_mostly = {
 	.priv_size	=	sizeof(struct fifo_sched_data),
 	.enqueue	=	tfifo_enqueue,
 	.dequeue	=	qdisc_dequeue_head,
+	.peek		=	qdisc_peek_head,
 	.requeue	=	qdisc_requeue,
 	.drop		=	qdisc_queue_drop,
 	.init		=	tfifo_init,