From: Ursula Braun Symptom: slow CCL response time Problem: non-ETH_P_802_2 packets are not delivered to NDH for CCL. But CCL detects missing sequence numbers, which cause a serious performance problem with CCL. Solution: assign sequence numbers only to 802.2 packets. Signed-off-by: Ursula Braun Signed-off-by: Frank Blaschka --- drivers/s390/net/qeth_l2_main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) Index: git_davem-2.6.26/drivers/s390/net/qeth_l2_main.c =================================================================== --- git_davem-2.6.26.orig/drivers/s390/net/qeth_l2_main.c 2008-03-26 09:21:08.000000000 +0100 +++ git_davem-2.6.26/drivers/s390/net/qeth_l2_main.c 2008-03-31 11:19:36.000000000 +0200 @@ -451,7 +451,8 @@ skb->ip_summed = CHECKSUM_UNNECESSARY; else skb->ip_summed = CHECKSUM_NONE; - *((__u32 *)skb->cb) = ++card->seqno.pkt_seqno; + if (skb->protocol == htons(ETH_P_802_2)) + *((__u32 *)skb->cb) = ++card->seqno.pkt_seqno; len = skb->len; netif_rx(skb); break; -- -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html