From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Subject: Re: git-acpi breaks resume-from-ram on the Vaio Date: Wed, 19 Sep 2007 16:47:24 +0200 Message-ID: <1190213244.2999.2.camel@chaos> References: <20070917211213.8e0372d6.akpm@linux-foundation.org> <200709181359.04826.rjw@sisk.pl> <20070919002717.a3a0ebfd.akpm@linux-foundation.org> <200709191353.26484.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from www.osadl.org ([213.239.205.134]:48672 "EHLO mail.tglx.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752872AbXISOr1 (ORCPT ); Wed, 19 Sep 2007 10:47:27 -0400 In-Reply-To: <200709191353.26484.rjw@sisk.pl> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: "Rafael J. Wysocki" Cc: Andrew Morton , Len Brown , linux-acpi@vger.kernel.org, Venkatesh Pallipadi , Ingo Molnar On Wed, 2007-09-19 at 13:53 +0200, Rafael J. Wysocki wrote: > > > > > And git-acpi breaks suspend-to-disk as well. It gets up to "Suspending console(s)" > > > > > and then the cursor stops blinking at it wedges up. > > > > Bisection shows that the resume-from-ram failure is caused by > > > > commit 987196fa82d4db52c407e8c9d5dec884ba602183 > > Author: Venkatesh Pallipadi > > Date: Thu Feb 22 13:52:57 2007 -0800 > > > > cpuidle take2: Core cpuidle infrastructure > > > > > > Note that this is the patch which *fixed* resume-from-RAM prior to Thomas's > > git-hrt merge. Now it breaks it!?!?! > > Beats me hands down. :-( > > I guess Thomas and Venki should look into it. Yeah, I twisted my brain already. I checked the difference of the cpuidle stuff, which I have in my 2.6.23-rc6-hrt2 queue (including the mainline clockevent fixes). It's basically zero. My own incarnation of a jinxed VAIO is showing the same problem with -hrt2. rc6-mm1 is not booting at all on that box. I'm going back into the dark fishing grounds of suspend resume debugging. tglx