From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261426AbVFYEqJ (ORCPT ); Sat, 25 Jun 2005 00:46:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263339AbVFYEqJ (ORCPT ); Sat, 25 Jun 2005 00:46:09 -0400 Received: from [203.171.93.254] ([203.171.93.254]:37060 "EHLO cunningham.myip.net.au") by vger.kernel.org with ESMTP id S261426AbVFYEpV (ORCPT ); Sat, 25 Jun 2005 00:45:21 -0400 Subject: Re: [RFC] Fix SMP brokenness for PF_FREEZE and make freezing usable for other purposes From: Nigel Cunningham Reply-To: ncunningham@cyclades.com To: Christoph Lameter Cc: Pavel Machek , Linux Memory Management , Linux Kernel Mailing List , raybry@engr.sgi.com, Linus Torvalds In-Reply-To: References: <20050625025122.GC22393@atrey.karlin.mff.cuni.cz> Content-Type: text/plain Organization: Cycades Message-Id: <1119674790.4170.6.camel@localhost> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6-1mdk Date: Sat, 25 Jun 2005 14:46:30 +1000 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi. On Sat, 2005-06-25 at 14:31, Christoph Lameter wrote: > > Previous code had important property: try_to_freeze was optimized away > > in !CONFIG_PM case. Please keep that. > > Obviously that will not work if we use try_to_freeze for > non-power-management purposes. The code from kernel/power/process.c may > have to be merged into some other kernel file. kernel/sched.c? Do you have a non-power-management purpose in mind? Regards, Nigel