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[DCCP]: 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 <gerrit@erg.abdn.ac.uk>
Signed-off-by: Ian McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gerrit Renker 2007-03-20 15:00:28 -03:00 committed by David S. Miller
parent ac12b0c495
commit 6626e3628f
1 changed files with 2 additions and 1 deletions
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3
net/dccp/output.c
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@ -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);
}
}