From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755357Ab3BDWEc (ORCPT ); Mon, 4 Feb 2013 17:04:32 -0500 Received: from iolanthe.rowland.org ([192.131.102.54]:33202 "HELO iolanthe.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754954Ab3BDWEa (ORCPT ); Mon, 4 Feb 2013 17:04:30 -0500 Date: Mon, 4 Feb 2013 17:04:29 -0500 (EST) From: Alan Stern X-X-Sender: stern@iolanthe.rowland.org To: Joseph Salisbury cc: Ben Hutchings , LKML , , Greg KH , Herton Krzesinski , USB list Subject: Re: [REVERT][v3.x.y] EHCI: Update qTD next pointer in QH overlay region during unlink In-Reply-To: <510C4700.5030304@canonical.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 1 Feb 2013, Joseph Salisbury wrote: > Hi Alan, > > There is a tar file[0] attached to the bug report[1]. The tar file > contains a few examples of failed and successful recording attempts > while collecting usbmon traces. There is a readme.txt file available > after extracting the files. > > The bug reporter states that only the first recording after boot fails. > Subsequent recordings succeed will succeed. > > Thanks again for reviewing this, Alan. Just let me know if you would > like any additional data or testing. > > Thanks, > > Joe > > [0] > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1088733/+attachment/3510887/+files/usbmon-1088733.tar.gz > [1] https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1088733 I have replied to the original report at bugs.launchpad.net with a diagnostic patch. Maybe it will help indicate what's going wrong. Alan Stern