From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754846Ab1I3UsT (ORCPT ); Fri, 30 Sep 2011 16:48:19 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:40449 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752687Ab1I3UsS (ORCPT ); Fri, 30 Sep 2011 16:48:18 -0400 From: "Rafael J. Wysocki" To: Zan Lynx Subject: Re: Samsung Series 9 seems to require acpi=nonvs to resume properly Date: Fri, 30 Sep 2011 22:50:32 +0200 User-Agent: KMail/1.13.6 (Linux/3.1.0-rc8+; KDE/4.6.0; x86_64; ; ) Cc: "linux-kernel" References: <1317329529.3151.10.camel@knife> <201109302222.22528.rjw@sisk.pl> <1317414897.2629.5.camel@knife> In-Reply-To: <1317414897.2629.5.camel@knife> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-2" Content-Transfer-Encoding: 7bit Message-Id: <201109302250.32653.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday, September 30, 2011, Zan Lynx wrote: > On Fri, 2011-09-30 at 22:22 +0200, Rafael J. Wysocki wrote: > > On Friday, September 30, 2011, Zan Lynx wrote: > > > On Thu, 2011-09-29 at 14:51 -0600, Zan Lynx wrote: > > > > After being annoyed that the latest Fedora 2.6.40 (aka 3.0 something) > > > > kernels would not suspend/resume on my laptop I followed a Ubuntu forum > > > > suggestion to use acpi=nonvs. This worked, or at least it is working > > > > today with Fedora 15's 2.6.40.4-5.fc15.x86_64. > > > > > > > > The system is also booting via UEFI if that makes any difference. > > > > > > > > I understand that there is a no-NVS blacklist in the kernel. Should the > > > > Samsung Series 9 be added to this list? Or could it be a different > > > > suspend/resume problem entirely? > > > > > > Please ignore this about nonvs. nonvs has nothing to do with the > > > suspend/resume problem on this laptop. > > > > > > Instead it seems to involve reboots, which is crazy. From a cold > > > power-on start, suspend resume will always fail. But if the laptop is > > > rebooted first, suspend and resume appear to work. What the heck? I have > > > no clue how to debug this. > > > > > > So now it appears that everything I ever tried to fix this only seemed > > > to work because I rebooted after changing GRUB or module options. > > > > What graphics is there in the system? > > It is the Intel i915 driver. It is an Intel i5-2537M system with the > integrated video on the CPU. > > lspci shows it as: > 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core > Processor Family Integrated Graphics Controller (rev 09) (prog-if 00 > [VGA controller]) Well, that should work. I'm afraid I can't help you with this issue. Thanks, Rafael