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[DCCP]: Give more info on Step 6 failure debug printk
author
Arnaldo Carvalho de Melo
<acme@mandriva.com>
Sun, 21 Aug 2005 08:35:18 +0000
(
05:35
-0300)
committer
David S. Miller
<davem@sunset.davemloft.net>
Mon, 29 Aug 2005 23:03:33 +0000
(16:03 -0700)
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/dccp/input.c
patch
|
blob
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diff --git
a/net/dccp/input.c
b/net/dccp/input.c
index
3c4cbff
..
ce8396b
100644
(file)
--- a/
net/dccp/input.c
+++ b/
net/dccp/input.c
@@
-136,8
+136,15
@@
static int dccp_check_seqno(struct sock *sk, struct sk_buff *skb)
DCCP_PKT_WITHOUT_ACK_SEQ))
dp->dccps_gar = DCCP_SKB_CB(skb)->dccpd_ack_seq;
} else {
DCCP_PKT_WITHOUT_ACK_SEQ))
dp->dccps_gar = DCCP_SKB_CB(skb)->dccpd_ack_seq;
} else {
- LIMIT_NETDEBUG(KERN_WARNING "DCCP: Step 6 failed, "
- "sending SYNC...\n");
+ LIMIT_NETDEBUG(KERN_WARNING "DCCP: Step 6 failed for %s packet, "
+ "(LSWL(%llu) <= P.seqno(%llu) <= S.SWH(%llu)) and "
+ "(P.ackno %s or LAWL(%llu) <= P.ackno(%llu) <= S.AWH(%llu), "
+ "sending SYNC...\n",
+ dccp_packet_name(dh->dccph_type),
+ lswl, DCCP_SKB_CB(skb)->dccpd_seq, dp->dccps_swh,
+ (DCCP_SKB_CB(skb)->dccpd_ack_seq ==
+ DCCP_PKT_WITHOUT_ACK_SEQ) ? "doesn't exist" : "exists",
+ lawl, DCCP_SKB_CB(skb)->dccpd_ack_seq, dp->dccps_awh);
dccp_send_sync(sk, DCCP_SKB_CB(skb)->dccpd_seq, DCCP_PKT_SYNC);
return -1;
}
dccp_send_sync(sk, DCCP_SKB_CB(skb)->dccpd_seq, DCCP_PKT_SYNC);
return -1;
}