From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161131AbXCVV4b (ORCPT ); Thu, 22 Mar 2007 17:56:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161133AbXCVV4b (ORCPT ); Thu, 22 Mar 2007 17:56:31 -0400 Received: from mx1.redhat.com ([66.187.233.31]:45921 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161131AbXCVV4b (ORCPT ); Thu, 22 Mar 2007 17:56:31 -0400 Message-ID: <4602FB7D.4070908@redhat.com> Date: Thu, 22 Mar 2007 17:56:13 -0400 From: Chuck Ebbert Organization: Red Hat User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: David Brownell CC: linux-usb-devel@lists.sourceforge.net, Tino Keitel , Alan Stern , linux-kernel@vger.kernel.org Subject: Re: [linux-usb-devel] possible USB regression with 2.6.21-rc4: iPod doesn't work References: <20070322085451.GB10598@dose.home.local> <20070322195448.GA17521@dose.home.local> <200703221429.12029.david-b@pacbell.net> In-Reply-To: <200703221429.12029.david-b@pacbell.net> Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org David Brownell wrote: > On Thursday 22 March 2007 12:54 pm, Tino Keitel wrote: >> On Thu, Mar 22, 2007 at 15:40:40 -0400, Alan Stern wrote: >>> _Something_ is generating those overcurrent >>> warnings, and it sure looks like a hardware malfunction. >> But it works with 2.6.20. > > So can you bisect to find what caused the problem? > > We've been afflicted with such strange overcurrent messages > off and on for some time. Some hardware triggers them, while > most doesn't, and the USB developers don't have any of the > hardware that triggers it (that almost goes without saying). > Generation 1 iPod Shuffle is notorious for high current draw. You should be able to get the 512MB model really really cheap by now.