From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932219AbVLNNEX (ORCPT ); Wed, 14 Dec 2005 08:04:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932453AbVLNNEX (ORCPT ); Wed, 14 Dec 2005 08:04:23 -0500 Received: from relay4.usu.ru ([194.226.235.39]:6343 "EHLO relay4.usu.ru") by vger.kernel.org with ESMTP id S932219AbVLNNEW (ORCPT ); Wed, 14 Dec 2005 08:04:22 -0500 Message-ID: <43A0181C.10205@ums.usu.ru> Date: Wed, 14 Dec 2005 18:03:24 +0500 From: "Alexander E. Patrakov" User-Agent: Debian Thunderbird 1.0.2 (X11/20051002) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Alan Cox Cc: linux-kernel@vger.kernel.org, Kenneth.Parrish@familynet-international.net Subject: Re: [SERIAL, -mm] CRC failure References: <403eda.8e05b5@familynet-international.net> <1134551256.25663.3.camel@localhost.localdomain> In-Reply-To: <1134551256.25663.3.camel@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-AntiVirus: checked by AntiVir MailGate (version: 2.0.1.15; AVE: 6.33.0.11; VDF: 6.33.0.25; host: usu2.usu.ru) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alan Cox wrote: > On Mer, 2005-12-14 at 06:45 +0000, Kenneth Parrish wrote: > >> Three -mm kernels of late, and now v2.6.15-rc5-mm2, give >>frequent z-modem crc errors with minicom, lrz, and an external v90 modem >>to a couple of local bb's. 2.6.15-rc5-git2 and before are okay. > > > > Which -mm kernels gave the error, and which do you know ehrre ok. Also > can you tell me more about the hardware arrangement you are using - what > cpu, what serial driver ? > > The -mm tree contains some buffering changes I made and those would be > the obvious candidate for suspicion Please CC: me on all replies to this thread, because I think this is also related to the ppp failures (a packet repeating over and over) that I reported earlier on -mm kernels. -- Alexander E. Patrakov