From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751424AbaCXX3i (ORCPT ); Mon, 24 Mar 2014 19:29:38 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:45903 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750816AbaCXX3g (ORCPT ); Mon, 24 Mar 2014 19:29:36 -0400 Date: Mon, 24 Mar 2014 19:29:32 -0400 (EDT) Message-Id: <20140324.192932.881876462361283961.davem@davemloft.net> To: avagin@openvz.org Cc: linux-kernel@vger.kernel.org, criu@openvz.org, netdev@vger.kernel.org, kuznet@ms2.inr.ac.ru, jmorris@namei.org, yoshfuji@linux-ipv6.org, kaber@trash.net, edumazet@google.com, xemul@parallels.com, gorcunov@openvz.org Subject: Re: [PATCH RFC 0/3] tcp: allow to repair a tcp connections in closing states From: David Miller In-Reply-To: <1395408781-8145-1-git-send-email-avagin@openvz.org> References: <1395408781-8145-1-git-send-email-avagin@openvz.org> X-Mailer: Mew version 6.5 on Emacs 24.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.7 (shards.monkeyblade.net [149.20.54.216]); Mon, 24 Mar 2014 16:29:36 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andrey Vagin Date: Fri, 21 Mar 2014 17:32:58 +0400 > Currently connections only in the TCP_ESTABLISHED state can be dumped and > restored. This series allows to restore connections in the FIN_WAIT_1, > FIN_WAIT_2, LAST_ACK, CLOSE_WAIT or CLOSING states. > > For restoring closing states we need an ability to restore a fin packet > in a queue. In this series I suggest to use the interface of control > messages for that. I see no real value in this unless you tackle TIME_WAIT as well, and that's going to add so much code.