From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760729AbZAWJqK (ORCPT ); Fri, 23 Jan 2009 04:46:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756246AbZAWJp4 (ORCPT ); Fri, 23 Jan 2009 04:45:56 -0500 Received: from mail-ew0-f20.google.com ([209.85.219.20]:48058 "EHLO mail-ew0-f20.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755471AbZAWJpz (ORCPT ); Fri, 23 Jan 2009 04:45:55 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=p849Aq6B1L1zBE63WMfpVbflGCQDVvAzxix8JnJtI4VnBAmXaF8/K2uZG/2rwAA0rw 5Sd/HT/HRt3tn/SAwmMyOxUVMkDuC4pRQOoQnAKbpujWmoqd1wQhVNr+XrVai0emdD0p rb3s06alal7eaX0nin3pPScraOBUsk/0i+0es= Message-ID: <497991CC.9030200@tuffmail.co.uk> Date: Fri, 23 Jan 2009 09:45:48 +0000 From: Alan Jenkins User-Agent: Thunderbird 2.0.0.19 (X11/20090105) MIME-Version: 1.0 To: "Rafael J. Wysocki" CC: kernel-testers@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@lists.linux-foundation.org, Pavel Machek , Jesse Barnes Subject: Re: BISECTED: 2.6.29-rc2 regression: hibernation hang on eeepc-701 References: <9b2b86520901180345j434eacbdn7386958991ee50b@mail.gmail.com> <200901221344.16178.rjw@sisk.pl> <49787339.7080900@tuffmail.co.uk> <200901222305.25824.rjw@sisk.pl> In-Reply-To: <200901222305.25824.rjw@sisk.pl> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Rafael J. Wysocki wrote: > On Thursday 22 January 2009, Alan Jenkins wrote: > >> Rafael J. Wysocki wrote: >> >>> On Thursday 22 January 2009, Alan Jenkins wrote: >>> >>> >>>> Alan Jenkins wrote: >>>> >>>> >>>>> Hibernation hangs just after writing the image. With s2disk I can see >>>>> this from the console messages. The same hang happens with kernel >>>>> swsusp ('echo disk | sudo tee /sys/power/state'), and I can see that >>>>> the image has been written from the HDD led. >>>>> >>>>> In either case, I can still hard-power-off and resume from hibernation. >>>>> >>>>> It doesn't hang if I use the shutdown method (either 'echo shutdown | >>>>> sudo tee /sys/power/disk' or 's2disk -P "shutdown method=shutdown"'). >>>>> >>>>> >>>>> >>>> I've bisected this to commit 571ff7584bb9e05fca0eb79752ae55a46faf3a98. >>>> It doesn't revert cleanly from RC2. >>>> >>>> I think it's distinct from the other two reported suspend regressions. >>>> I'm not using acpi-cpufreq, and the issue doesn't affect resume. >>>> >>>> >>> It looks distinct. >>> >>> Do you suspend this box to RAM and does it work? >>> >>> >> Yes, I do use STR on it occasionally, and it still works in RC2. >> >> >>> Please retest with the appended patch applied. >>> >>> >> That fixes it. >> > > OK, it won't hurt to apply it. > > Still, the hardware or the BIOS in your box seems to be broken, or both, so I'd > like to debug it a bit more if you don't mind. > > Can you please test the patch below instead of the previous one? > It hangs at the same point as the unpatched RC2. As before, it doesn't hang if I use "shutdown" instead of "platform". Going by sysfs, I have 4 PCI devices without a kernel driver. 8086:2592 Mobile 915 Express Graphics Controller 8086:2792 Mobile 915 Express Graphics Controller (driven by X) 8086:2448 82801 Mobile PCI Bridge 8086:2641 82801FBM (ICH6M) LPC Interface Bridge Thanks Alan