From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261326AbVGGQRc (ORCPT ); Thu, 7 Jul 2005 12:17:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261332AbVGGQRc (ORCPT ); Thu, 7 Jul 2005 12:17:32 -0400 Received: from postfix3-1.free.fr ([213.228.0.44]:35019 "EHLO postfix3-1.free.fr") by vger.kernel.org with ESMTP id S261330AbVGGQR2 (ORCPT ); Thu, 7 Jul 2005 12:17:28 -0400 Message-ID: <42CD5596.5040907@free.fr> Date: Thu, 07 Jul 2005 18:17:26 +0200 From: matthieu castet User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.8) Gecko/20050513 Debian/1.7.8-1 X-Accept-Language: fr-fr, en, en-us MIME-Version: 1.0 To: Linux and Kernel Video CC: Jeremy Laine , linux-kernel@vger.kernel.org Subject: Re: OOPS: frequent crashes with bttv in 2.6.X series (inc. 2.6.12) References: <1120644686.42cbae4e16ea3@webmail.jerryweb.org> <200507061859.40565.adobriyan@gmail.com> <1120724705.42cce6e1e33c3@webmail.jerryweb.org> <42CD4667.9050205@brturbo.com.br> In-Reply-To: <42CD4667.9050205@brturbo.com.br> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, Mauro Carvalho Chehab wrote: > Jeremy, > > BTTV cards uses massive data transfer via DMA when you are watching TV, > transfering one screen every 1/30 s. Maybe you are suffering from a > trouble on your motherboard or at board physical connection. > I had (have ?) similar problem with a bt878 : if I use bttv orverlay and do disk IO (a `grep toto /usr' for example), there quickly RISC corruption message and my log and also ext3 corruption (that's why except for recovering epg data, I don't use anymore my card). There were a similar report were someone and mozilla corruption when watching tv. When using gradisplay, I don't saw faillure, but I don't try for a long time. Jeremy do you use overlay or gradisplay ? Matthieu