From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934009AbZFLTEo (ORCPT ); Fri, 12 Jun 2009 15:04:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933949AbZFLTEX (ORCPT ); Fri, 12 Jun 2009 15:04:23 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:59403 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933891AbZFLTEV (ORCPT ); Fri, 12 Jun 2009 15:04:21 -0400 From: "Rafael J. Wysocki" To: Pavel Machek Subject: Re: [PATCH 12/19] PM/Suspend: Do not shrink memory before suspend Date: Fri, 12 Jun 2009 21:04:33 +0200 User-Agent: KMail/1.11.2 (Linux/2.6.30-rc8-rjw; KDE/4.2.4; x86_64; ; ) Cc: Linux PM List , Linux Kernel Mailing List , Heiko Carstens , Cornelia Huck , Magnus Damm , "Greg Kroah-Hartman" , Wu Fengguang , Alan Stern , Sergio Luis , Lauro Salmito , Jaswinder Singh Rajput , Ingo Molnar , Nigel Cunningham References: <0615007ad8090a890586d530b5d3bb98da566014.1244752872.git.rjw@sisk.pl> <20090612110235.GL18682@elf.ucw.cz> In-Reply-To: <20090612110235.GL18682@elf.ucw.cz> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200906122104.34958.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Friday 12 June 2009, Pavel Machek wrote: > On Thu 2009-06-11 22:39:03, Rafael J. Wysocki wrote: > > From: Rafael J. Wysocki > > > > Remove the shrinking of memory from the suspend-to-RAM code, where > > it is not really necessary. > > I still have not seen any explanation why it is not neccessary. > > It is true that I did not have time to stress my system to the point > when it has 0 pages free, but we certainly know that it is possible, > and we know that at least one driver allocates memory and will be > broken if that happens. > > NAK. Sorry, I'm going to let Linus decide about this one. Best, Rafael