Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965466AbWIRGY0 (ORCPT ); Mon, 18 Sep 2006 02:24:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965467AbWIRGY0 (ORCPT ); Mon, 18 Sep 2006 02:24:26 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:59525 "EHLO ogre.sisk.pl") by vger.kernel.org with ESMTP id S965466AbWIRGYZ (ORCPT ); Mon, 18 Sep 2006 02:24:25 -0400 From: "Rafael J. Wysocki" To: Andrew Morton Subject: Re: 2.6.18-rc6-mm2 (-mm1): ohci_hcd does not recognize new devices Date: Mon, 18 Sep 2006 08:27:50 +0200 User-Agent: KMail/1.9.1 Cc: David Brownell , LKML , USB development list , Greg KH , Alan Stern References: <200609160013.16014.rjw@sisk.pl> <200609161013.45800.rjw@sisk.pl> In-Reply-To: <200609161013.45800.rjw@sisk.pl> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200609180827.53626.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1313 Lines: 35 On Saturday, 16 September 2006 10:13, Rafael J. Wysocki wrote: > On Saturday, 16 September 2006 00:13, Rafael J. Wysocki wrote: > > > It looks like the ohci_hcd driver sometimes has problems with the > > initialization (eg. USB mouse doesn't work after a fresh boot and reloading > > of the driver helps). > > > > I have observed this on two different x86_64 boxes (HPC 6325, Asus L5D), > > but it is not readily reproducible. Anyway I've got a dmesg output from a > > failing case which is attached. > > Actually, the problem is ohci_hcd doesn't seem to recognize devices plugged > into the USB ports. > > For example, if I unplug and replug a mouse (that worked before unplugging), > it doesn't work any more. I have to reload ohci_hcd to make it work again. > > This is 100% reproducible and occurs on the two boxes above. I have carried out a binary search and found that the problem is caused by gregkh-usb-usbcore-remove-usb_suspend_root_hub.patch Greetings, Rafael -- You never change things by fighting the existing reality. R. Buckminster Fuller - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/