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[TCP]: TCP_DEFER_ACCEPT updates - defer timeout conflicts with max_thresh 

timeout associated with SO_DEFER_ACCEPT wasn't being honored if it was
less than the timeout allowed by the maximum syn-recv queue size
algorithm. Fix by using the SO_DEFER_ACCEPT value if the ack has
arrived.

Signed-off-by: Patrick McManus <mcmanus@ducksong.com>
Acked-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McManus 2008-03-21 16:27:38 -07:00 committed by David S. Miller
parent 4cd9029d25
commit 539fae89be
1 changed files with 1 additions and 2 deletions
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3
net/ipv4/inet_connection_sock.c
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@ -461,8 +461,7 @@ void inet_csk_reqsk_queue_prune(struct sock *parent,
reqp=&lopt->syn_table[i];
while ((req = *reqp) != NULL) {
if (time_after_eq(now, req->expires)) {
if ((req->retrans < thresh ||
(inet_rsk(req)->acked && req->retrans < max_retries))
if ((req->retrans < (inet_rsk(req)->acked ? max_retries : thresh))
&& !req->rsk_ops->rtx_syn_ack(parent, req)) {
unsigned long timeo;