From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756659AbXGIGsF (ORCPT ); Mon, 9 Jul 2007 02:48:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751290AbXGIGrz (ORCPT ); Mon, 9 Jul 2007 02:47:55 -0400 Received: from smtp-out001.kontent.com ([81.88.40.215]:38992 "EHLO smtp-out.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751270AbXGIGry convert rfc822-to-8bit (ORCPT ); Mon, 9 Jul 2007 02:47:54 -0400 From: Oliver Neukum To: Benjamin Herrenschmidt Subject: Re: [PATCH] Remove process freezer from suspend to RAM pathway Date: Mon, 9 Jul 2007 08:47:42 +0200 User-Agent: KMail/1.9.7 Cc: Alan Stern , Kyle Moffett , Nigel Cunningham , Pavel Machek , "Rafael J. Wysocki" , Matthew Garrett , linux-kernel@vger.kernel.org, linux-pm@lists.linux-foundation.org References: <1183929611.3388.303.camel@localhost.localdomain> In-Reply-To: <1183929611.3388.303.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200707090847.43378.oliver@neukum.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Am Sonntag, 8. Juli 2007 schrieb Benjamin Herrenschmidt: > > But I'm not sure it's a good idea in the long run.  Think of a printer > > daemon, for example.  It shouldn't have to experience unexpected I/O > > problems merely because someone has decided to put the system to sleep. > > Why not ? Printer is offline when machine is asleep... trying to print Not necessarily. The machine must survive going to sleep while you are printing. Any other error return than -ERESTARTSYS is not an option. We can't simply change the ABI. Regards Oliver