From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McManus Subject: [PATCH 1/3] TCP_DEFER_ACCEPT updates - defer timeout conflics with max_thresh Date: Sat, 01 Mar 2008 15:59:09 -0500 Message-ID: <1204405149.5792.28.camel@tng> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit To: "netdev@vger.kernel.org" Return-path: Received: from linode.ducksong.com ([64.22.125.164]:44254 "EHLO linode.ducksong.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757444AbYCAU7F (ORCPT ); Sat, 1 Mar 2008 15:59:05 -0500 Received: from [192.168.16.214] (cpe-76-179-219-229.maine.res.rr.com [76.179.219.229]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by linode.ducksong.com (Postfix) with ESMTP id B47DE10162 for ; Sat, 1 Mar 2008 15:59:03 -0500 (EST) Sender: netdev-owner@vger.kernel.org List-ID: 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 * Acked-by: Eric Dumazet 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;