netdev - [patch net-next v5 10/11] tbf: take into account gso skbs

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Date:	Tue, 12 Feb 2013 11:12:08 +0100
From:	Jiri Pirko <jiri@...nulli.us>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, edumazet@...gle.com, jhs@...atatu.com,
	kuznet@....inr.ac.ru, j.vimal@...il.com
Subject: [patch net-next v5 10/11] tbf: take into account gso skbs

Ignore max_size check for gso skbs. This check made bigger packets
incorrectly dropped. Remove this limitation for gso skbs.

Also for peaks, ignore mtu for gso skbs.

Signed-off-by: Jiri Pirko <jiri@...nulli.us>
---
 net/sched/sch_tbf.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index c8388f3..8973e93 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -121,7 +121,7 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 	struct tbf_sched_data *q = qdisc_priv(sch);
 	int ret;
 
-	if (qdisc_pkt_len(skb) > q->max_size)
+	if (qdisc_pkt_len(skb) > q->max_size && !skb_is_gso(skb))
 		return qdisc_reshape_fail(skb, sch);
 
 	ret = qdisc_enqueue(skb, q->qdisc);
@@ -165,7 +165,7 @@ static struct sk_buff *tbf_dequeue(struct Qdisc *sch)
 
 		if (q->peak_present) {
 			ptoks = toks + q->ptokens;
-			if (ptoks > q->mtu)
+			if (ptoks > q->mtu && !skb_is_gso(skb))
 				ptoks = q->mtu;
 			ptoks -= (s64) psched_l2t_ns(&q->peak, len);
 		}
-- 
1.8.1.2

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