From: Eric Dumazet <dada1@cosmosbay.com>
To: Patrick McManus <mcmanus@ducksong.com>
Cc: Netdev@vger.kernel.org
Subject: Re: RFC [PATCH 1/3] TCP_DEFER_ACCEPT updates: defer timeouts conflict with max_thresh
Date: Sat, 01 Mar 2008 11:41:50 +0100 [thread overview]
Message-ID: <47C932EE.4090903@cosmosbay.com> (raw)
In-Reply-To: <1204076941.15970.34.camel@tng>
Patrick McManus a écrit :
> Signed-off-by: Patrick McManus <mcmanus@ducksong.com>
>
> 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.
>
> diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
> index b189278..03cc323 100644
> --- a/net/ipv4/inet_connection_sock.c
> +++ b/net/ipv4/inet_connection_sock.c
> @@ -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, NULL)) {
> unsigned long timeo;
>
>
>
Acked-by: Eric Dumazet <dada1@cosmosbay.com>
prev parent reply other threads:[~2008-03-01 10:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-27 1:49 RFC [PATCH 1/3] TCP_DEFER_ACCEPT updates: defer timeouts conflict with max_thresh Patrick McManus
2008-03-01 10:41 ` Eric Dumazet [this message]
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