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authorGerrit Renker <gerrit@erg.abdn.ac.uk>2007-03-20 15:00:28 -0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:26:54 -0700
commit6626e3628fe42837f733d103e194c6b4473d8669 (patch)
treea37b19400561134b2fc28498b39e453db61c35ca
parentac12b0c49571fe4c3a2f4957ed494da316d558be (diff)
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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>
-rw-r--r--net/dccp/output.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/dccp/output.c b/net/dccp/output.c
index aa21cc4de37..c8d843e983f 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -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);
}
}