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authorKrishna Kumar <krkumar2@in.ibm.com>2007-05-09 03:57:50 +0200
committerDavid S. Miller <davem@sunset.davemloft.net>2007-05-11 08:45:10 +0200
commit4cd8c9e87be7ea891050ff1bebbf767a837eb5cf (patch)
tree2ade61b3b9c0cdc88f49cd854d799475b3298475 /net
parent[MAC80211]: include <linux/delay.h> instead of <asm/delay.h> (diff)
downloadlinux-4cd8c9e87be7ea891050ff1bebbf767a837eb5cf.tar.xz
linux-4cd8c9e87be7ea891050ff1bebbf767a837eb5cf.zip
[NET_SCHED]: teql_enqueue can check limits before skb enqueue
Optimize teql_enqueue so that it first checks limits before enqueing. Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/sched/sch_teql.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index d24914db7861..f05ad9a30b4c 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -94,14 +94,13 @@ teql_enqueue(struct sk_buff *skb, struct Qdisc* sch)
struct net_device *dev = sch->dev;
struct teql_sched_data *q = qdisc_priv(sch);
- __skb_queue_tail(&q->q, skb);
- if (q->q.qlen <= dev->tx_queue_len) {
+ if (q->q.qlen < dev->tx_queue_len) {
+ __skb_queue_tail(&q->q, skb);
sch->bstats.bytes += skb->len;
sch->bstats.packets++;
return 0;
}
- __skb_unlink(skb, &q->q);
kfree_skb(skb);
sch->qstats.drops++;
return NET_XMIT_DROP;