From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: Suspned/resume can't work on the 2.6.29-rc1 but it can work well on the 2.6.28 Date: Thu, 22 Jan 2009 13:14:47 +0100 Message-ID: <200901221314.47801.rjw@sisk.pl> References: <1232413680.3971.32.camel@yakui_zhao.sh.intel.com> <200901202132.04682.rjw@sisk.pl> <1232590009.3651.16.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from ogre.sisk.pl ([217.79.144.158]:58800 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752503AbZAVMPf convert rfc822-to-8bit (ORCPT ); Thu, 22 Jan 2009 07:15:35 -0500 In-Reply-To: <1232590009.3651.16.camel@localhost.localdomain> Content-Disposition: inline Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: ykzhao Cc: travis@sgi.com, Ingo Molnar , "linux-kernel@vger.kernel.org" , "lenb@kernel.org" , "linux-acpi@vger.kernel.org" , Heiko Carstens On Thursday 22 January 2009, ykzhao wrote: > On Wed, 2009-01-21 at 04:32 +0800, Rafael J. Wysocki wrote: > > On Tuesday 20 January 2009, Ingo Molnar wrote: > > > > > > * Zhao Yakui wrote: > > > > > > > Hi, All > > > > I do some tests about suspend/resume on my two boxes. One i= s HP > > > > laptop and the other is Asus EEEPC901. The suspend/resume can't= work > > > > well. Even after core is selected as the test mode, it still ca= n't work > > > > well.(echo core > /sys/power/pm_test) > > > > > > > > Then I do the same test by using the 2.6.28 kernel. And > > > > suspend/resume can work well. > > > > > > > > Of course I will try to use the git-bisect to identify the = first bad > > > > commit ASAP. > > > > > > make sure you try this patch from Rafael first (it's not on lkml = it > > > appears - Rafael, mind resending the patch to this thread?): > >=20 > > Appended, and it is at: > > http://git.kernel.org/?p=3Dlinux/kernel/git/jbarnes/pci-2.6.git;a=3D= commit;h=3Daa8c6c93747f7b55fa11e1624fec8ca33763a805 > >=20 > > > Subject: [PATCH] PCI PM: Restore standard config registers of all= devices early > > > (was: Re: EeePC resume failure - timers) > > > > > > Ingo > >=20 > > However, first please verify if the patches from > >=20 > > http://bugzilla.kernel.org/show_bug.cgi?id=3D12495 (3 patches) > > http://bugzilla.kernel.org/show_bug.cgi?id=3D12422 (1 patch) > >=20 > > on top of the current mainline fix the problem. > Sorry for the slow response. Thanks for the patches. > After the four patches are applied on the 2.6.29-rc2 kernel, the > suspend/resume can work again on the two boxes. After the > commit(=EF=BB=BFaa8c6c93747f7b55fa11e1624fec8ca33763a805) is applied,= it still > works well. Good, thanks for the confirmation. =20 > But when I use git-bisect, the git-bisect reports that the > commit(9ea09af3bd3090e8349ca2899ca2011bd94cda85) is the bad commit. > >stop_machine: introduce stop_machine_create/destroy > As several patches are included in this patch set, I don't try whet= her > the suspend/resume can work well by reverting them. This has been fixed by commit a0e280e0f33f6c859a235fb69a875ed8f3420388 (stop_machine/cpu hotplug: fix disable_nonboot_cpus). Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html