Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932630AbXAJGxo (ORCPT ); Wed, 10 Jan 2007 01:53:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932669AbXAJGxo (ORCPT ); Wed, 10 Jan 2007 01:53:44 -0500 Received: from eazy.amigager.de ([213.239.192.238]:35404 "EHLO eazy.amigager.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932630AbXAJGxn (ORCPT ); Wed, 10 Jan 2007 01:53:43 -0500 Date: Wed, 10 Jan 2007 00:16:55 +0100 From: Tino Keitel To: Luming Yu Cc: Adrian Bunk , Lee Revell , linux-kernel@vger.kernel.org Subject: Re: 2.6.20-rc3 regression: suspend to RAM broken on Mac mini Core Duo Message-ID: <20070109231655.GA5958@thinkpad.home.local> Mail-Followup-To: Luming Yu , Adrian Bunk , Lee Revell , linux-kernel@vger.kernel.org References: <20070107151744.GA9799@dose.home.local> <1168194194.18788.63.camel@mindpipe> <20070107200453.GA3227@thinkpad.home.local> <20070107222706.GA6092@thinkpad.home.local> <20070107234445.GM20714@stusta.de> <20070108210428.GA7199@dose.home.local> <3877989d0701090651m84d7f41v5d06e1638a7eb31d@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3877989d0701090651m84d7f41v5d06e1638a7eb31d@mail.gmail.com> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1246 Lines: 29 On Tue, Jan 09, 2007 at 22:51:04 +0800, Luming Yu wrote: > >> > It didn't. It looks like it is unusable, becuase it isn't reliable in > >> > 2.6.20-rc3. > >> > >> Is this issue still present in -rc4? > > > >I used 2.6.20-rc4 in single user mode, and applied 2 patches from > >netdev to get wake on LAN support. This way I was able to set up an > >automatic suspend/resume loop. It looked good, but after e.g. 20 > >minutes, the resume hang. So it is reproduceable with 2.6.20-rc4. > >Unfortunately, I can not test the same with 2.6.18, as the wake on LAN > >patches need 2.6.20-rc. > > Hmm, do you mean this is the first time of this kind of testing? > Is this issue related to LAN driver? > I guess you should be able to set up an automatic suspend/resume loop > with /proc/acpi/alarm, and test similar with 2.6.18. Thanks for the hint. I just used /proc/acpi/alarm to set up a suspend/resume loop and did ca. 100 cycles in a row with 2.6.18.2 in single user mode, without a failure. Regards, Tino - 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/