From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756943AbZHNTMM (ORCPT ); Fri, 14 Aug 2009 15:12:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756931AbZHNTML (ORCPT ); Fri, 14 Aug 2009 15:12:11 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:40569 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756927AbZHNTML (ORCPT ); Fri, 14 Aug 2009 15:12:11 -0400 From: "Rafael J. Wysocki" To: Alan Stern Subject: Re: [RFC][PATCH 0/3] PM: Asynchronous suspend and resume Date: Fri, 14 Aug 2009 21:12:38 +0200 User-Agent: KMail/1.12.0 (Linux/2.6.31-rc5-rjw; KDE/4.3.0; x86_64; ; ) Cc: "linux-pm" , "linux-acpi" , Linux Kernel Mailing List , Zhang Rui , Len Brown , Arjan van de Ven References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200908142112.38557.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday 14 August 2009, Alan Stern wrote: > On Thu, 13 Aug 2009, Rafael J. Wysocki wrote: > > > > No, I've only tested it with a few selected drivers. I'm going to try the > > > "async everyone" scenario, though. > > > > On HP nx6325 booted with init=/bin/bash it doesn't pass the > > 'echo devices > /sys/power/pm_test && echo mem > /sys/power/state' test. > > > > The suspend part actually seems to work, but the resume part crashes > > miserably. > > Any details? Can you tell where it crashes? Unfortunately it ends up in a continuous flood of backtraces, so I can't say much. However, if I set async_suspend for all PCI devices, as well as for ACPI battery and i8042, everything apparently works, even with real suspend-resume. Thanks, Rafael