From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Heffner Subject: Re: [PATCH] include listenq max/backlog in tcp_info and related reports - correct version/signorder Date: Mon, 17 Sep 2007 16:44:58 -0400 Message-ID: <46EEE74A.9090003@psc.edu> References: <200709171950.MAA14825@tardy.cup.hp.com> <46EEDE35.8090102@psc.edu> <46EEE3D4.2070906@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Rick Jones Return-path: Received: from mailer2.psc.edu ([128.182.66.106]:50093 "EHLO mailer2.psc.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752011AbXIQUpB (ORCPT ); Mon, 17 Sep 2007 16:45:01 -0400 In-Reply-To: <46EEE3D4.2070906@hp.com> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Rick Jones wrote: > John Heffner wrote: >> Any reason you're overloading tcpi_unacked and tcpi_sacked? It seems >> that setting idiag_rqueue and idiag_wqueue are sufficient. > > Different fields for different structures. The tcp_info struct doesn't > have the idiag_mumble, so to get the two values shown in /proc/net/tcp I > use tcpi_unacked and tcpi_sacked. > > For the INET_DIAG_INFO stuff the idiag_mumble fields are used and that > then covers ss. Maybe I'm missing something. get_tcp[46]_sock() does not use struct tcp_info. The only way I see using this is by doing getsockopt(TCP_INFO) on your listen socket. Is this the intention? -John