From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758308AbXGEAXu (ORCPT ); Wed, 4 Jul 2007 20:23:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756412AbXGEAXn (ORCPT ); Wed, 4 Jul 2007 20:23:43 -0400 Received: from ozlabs.org ([203.10.76.45]:46601 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756288AbXGEAXn (ORCPT ); Wed, 4 Jul 2007 20:23:43 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <18060.14341.341604.666867@cargo.ozlabs.ibm.com> Date: Thu, 5 Jul 2007 10:15:01 +1000 From: Paul Mackerras To: "Rafael J. Wysocki" Cc: Benjamin Herrenschmidt , Matthew Garrett , linux-kernel@vger.kernel.org, Pavel Machek , linux-pm@lists.linux-foundation.org Subject: Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway In-Reply-To: <200707041630.30048.rjw@sisk.pl> References: <20070703042916.GA17240@srcf.ucam.org> <200707041310.11336.rjw@sisk.pl> <18059.33636.66185.902453@cargo.ozlabs.ibm.com> <200707041630.30048.rjw@sisk.pl> X-Mailer: VM 7.19 under Emacs 21.4.1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Rafael J. Wysocki writes: > This is incompatible with the code in kernel/power/main.c, since we only > disable the nonboot CPUs after devices have been suspended. Do you think that > your framework can be modified to work without disabling the nonboot CPUs > by the user space? Sure. It was a "if it can be done in userspace, do it in userspace" kind of decision, but I'm not wedded to it. I actually do want to converge to using the generic suspend-to-ram code on powerbooks. I just want to avoid causing regressions for powerbook users, including myself. :) Paul.