From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760191AbXGCLuR (ORCPT ); Tue, 3 Jul 2007 07:50:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757096AbXGCLuB (ORCPT ); Tue, 3 Jul 2007 07:50:01 -0400 Received: from smtp-out001.kontent.com ([81.88.40.215]:56251 "EHLO smtp-out.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758248AbXGCLuA convert rfc822-to-8bit (ORCPT ); Tue, 3 Jul 2007 07:50:00 -0400 From: Oliver Neukum To: Benjamin Herrenschmidt Subject: Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway Date: Tue, 3 Jul 2007 13:50:00 +0200 User-Agent: KMail/1.9.7 Cc: Miklos Szeredi , linux-pm@lists.linux-foundation.org, nigel@nigel.suspend2.net, mjg59@srcf.ucam.org, linux-kernel@vger.kernel.org References: <20070703042916.GA17240@srcf.ucam.org> <200707031327.56577.oliver@neukum.org> <1183463113.10386.114.camel@localhost.localdomain> In-Reply-To: <1183463113.10386.114.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200707031350.01111.oliver@neukum.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Am Dienstag, 3. Juli 2007 schrieb Benjamin Herrenschmidt: > On Tue, 2007-07-03 at 13:27 +0200, Oliver Neukum wrote: > > > You are talking about hibernate, right?  Suspending (to ram) is > > > instantaneous, in that _after_ suspend no CPU is active obviously. > > > > If that is so, why do you care? If it is really atomic, fuse has no > > chance > > to call out to its component in user space either. Removing the > > freezer > > cannot make a difference. > > It's not atomic. You will get called after suspend() in drivers. The > thing is ... you just have to deal with it :-) So you are volunteering to go through all drivers >:-> ? Regards Oliver