From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755188AbZEXBCu (ORCPT ); Sat, 23 May 2009 21:02:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753856AbZEXBCl (ORCPT ); Sat, 23 May 2009 21:02:41 -0400 Received: from mail-in-08.arcor-online.net ([151.189.21.48]:40638 "EHLO mail-in-08.arcor-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753998AbZEXBCk (ORCPT ); Sat, 23 May 2009 21:02:40 -0400 X-DKIM: Sendmail DKIM Filter v2.8.2 mail-in-02.arcor-online.net 646C73FE23C Subject: Re: USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down From: hermann pitton To: David Cc: Alan Stern , Pekka Enberg , linux-media@vger.kernel.org, Linux Kernel Mailing List , dbrownell@users.sourceforge.net, leonidv11@gmail.com, Greg KH , Andrew Morton , "Rafael J. Wysocki" In-Reply-To: <4A189187.4020407@unsolicited.net> References: <4A189187.4020407@unsolicited.net> Content-Type: text/plain Date: Sun, 24 May 2009 02:54:33 +0200 Message-Id: <1243126473.3705.6.camel@pc07.localdom.local> Mime-Version: 1.0 X-Mailer: Evolution 2.12.3 (2.12.3-5.fc8) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Am Sonntag, den 24.05.2009, 01:15 +0100 schrieb David: > Alan Stern wrote: > > It's not obvious what could be causing this, so let's start out easy. > > Try collecting two usbmon traces (instructions are in > > Documentation/usb/usbmon.txt), showing what happens with and without > > the reversion. Maybe some difference will stick ou > > > Traces attached. Took a while as my quad core hangs solid when 0u is > piped to a file (I had to compile on a laptop and take the logs there). > > Cheers > David > > just a note, since you said it is some ATI chipset. Is it the SB700? We have lots of reports about disconnects, but then also claimed to be fixed in between, and i don't know the current status ... Cheers, Hermann