Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754883AbYGLUqP (ORCPT ); Sat, 12 Jul 2008 16:46:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752664AbYGLUp7 (ORCPT ); Sat, 12 Jul 2008 16:45:59 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:36042 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751925AbYGLUp6 (ORCPT ); Sat, 12 Jul 2008 16:45:58 -0400 From: "Rafael J. Wysocki" To: Andy Lutomirski Subject: Re: [RFT] x86 acpi: normalize segment descriptor register on resume Date: Sat, 12 Jul 2008 22:47:49 +0200 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: Andi Kleen , "H. Peter Anvin" , Ingo Molnar , kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, ACPI Devel Maling List , LKML , pm list , Pavel Machek References: <200807010148.02135.rjw@sisk.pl> <200807122051.25634.rjw@sisk.pl> <48791484.4010408@myrealbox.com> In-Reply-To: <48791484.4010408@myrealbox.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200807122247.50851.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1768 Lines: 42 On Saturday, 12 of July 2008, Andy Lutomirski wrote: > Rafael J. Wysocki wrote: > > On Saturday, 12 of July 2008, Andy Lutomirski wrote: > >> My Lenovo X61s fails to resume if I suspend it from within X, on both > >> 2.6.26-rc9 and recent wireless-testing. 2.6.26-rc8 is fine, as is > >> wireless-testing with 4b4f7280 reverted. My in-progress bisect between > >> -rc8 and -rc9 is also consistent with this being the problem. > >> > >> The symptom is that, when I push the power button to resume, the hard > >> drive light turns on, the fan turns on, then the hard drive light turns > >> off, the sleep light stays on, and the fan keeps running. Sometimes the > >> battery light will blink off very briefly (1/4 sec, maybe) every few > >> seconds. The system is locked hard at this point. > >> > >> I'm using Ubuntu Hardy userspace. > > > > Well, that's bad. > > > > There is the bugzilla entry at http://bugzilla.kernel.org/show_bug.cgi?id=11064 > > for this bug and you've just confirmed my suspicion that this particular > > commit is to blame. > > > > Can you please see if the appended patch changes anything? > > I suspended and resumed OK. Then I rebooted and tried again, and it failed. That's very strange. Well, is suspend/resume 100% reliable without commit 4b4f7280d7fd1feeff134c2cf2db32fd583b6c29 ? Also, is the system 64-bit or 32-bit and do you use any user-space quirks to bring the graphics to life during resume? And what does happen if you suspend it from the console (no X)? Rafael -- 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/