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: More debug information for dccp_wait_for_ccid

PATCH New Arnaldo Carvalho de Melo 1 participant 1 message Mar 20, 2007

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Arnaldo Carvalho de Melo

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PATCH 22/31 : More debug information for dccp_wait_for_ccid

This adds more detail in the wait_for_ccid packet scheduling loop. In particular, it informs about (i) when delay is used and (ii) why a packet is discarded.

Signed-off-by Gerrit Renker <[email protected]>
Signed-off-by Ian McDonald <[email protected]>
Signed-off-by Arnaldo Carvalho de Melo <[email protected]>
---
 net/dccp/output.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
net/dccp/output.c +2 -1
index aa21cc4..c8d843e 100644
@@ -194,6 +194,7 @@ static int dccp_wait_for_ccid(struct sock *sk, struct sk_buff *skb)
 		rc = ccid_hc_tx_send_packet(dp->dccps_hc_tx_ccid, sk, skb);
 		if (rc <= 0)
 			break;
+		dccp_pr_debug("delayed send by %d msec\n", rc);
 		delay = msecs_to_jiffies(rc);
 		sk->sk_write_pending++;
 		release_sock(sk);

@@ -255,7 +256,7 @@ void dccp_write_xmit(struct sock *sk, int block)
 				DCCP_BUG("err=%d after ccid_hc_tx_packet_sent",
 					 err);
 		} else {
-			dccp_pr_debug("packet discarded\n");
+			dccp_pr_debug("packet discarded due to err=%d\n", err);
 			kfree_skb(skb);
 		}
 	}
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1.5.0.3