Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761168AbYCaOv7 (ORCPT ); Mon, 31 Mar 2008 10:51:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759360AbYCaOpx (ORCPT ); Mon, 31 Mar 2008 10:45:53 -0400 Received: from smtp-out003.kontent.com ([81.88.40.217]:58294 "EHLO smtp-out003.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759351AbYCaOpw convert rfc822-to-8bit (ORCPT ); Mon, 31 Mar 2008 10:45:52 -0400 From: Oliver Neukum Organization: Novell To: Mark Lord Subject: Re: 2.6.25-rc7: Ugh. Date: Mon, 31 Mar 2008 17:04:36 +0200 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: Pavel Machek , Linux Kernel , Greg KH , Andrew Morton , jikos@suse.cz References: <47EBBD57.30902@rtr.ca> <200803311355.06487.oliver@neukum.org> <47F0F7A5.10604@rtr.ca> In-Reply-To: <47F0F7A5.10604@rtr.ca> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200803311704.37256.oliver@neukum.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1355 Lines: 38 Am Montag, 31. März 2008 16:39:33 schrieb Mark Lord: > Oliver Neukum wrote: > > Am Sonntag, 30. März 2008 23:04:25 schrieb Mark Lord: > >>>> Correction there: 3GB of RAM, not 2. > >>> 3GB of RAM can be a problem. Try iommu=soft. .. but in such case > >>> rmmod/insmod of usbhid would not help... > >> .. > >> > >> Booted with mem=2GB, and USB hung again on the first suspend/resume cycle. > > > > Are you running with CONFIG_USB_SUSPEND? If so, please try without it. > .. > > Funny. One of the first posts in this thread told me to make sure > that I do use CONFIG_USB_SUSPEND (which I have been for many kernels now). > > One thing I just tried, was to unload all USB stuff before suspend, > and reload on resume -- just stuck the commands into my suspend/resume script. > > The machine has been 100% rock solid since then. > So I think that definitely implicates USB. Yes. What happens if you unload only usbhid at that time? > Still want USB_SUSPEND=n ? Please explain. It looks like you are hanging in the kthread for autosuspending. Compiling that out should confirm it. Regards Oliver -- 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/