From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754763Ab0CYUUS (ORCPT ); Thu, 25 Mar 2010 16:20:18 -0400 Received: from crca.org.au ([74.207.252.120]:48235 "EHLO crca.org.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754656Ab0CYUUR (ORCPT ); Thu, 25 Mar 2010 16:20:17 -0400 X-Bogosity: Ham, spamicity=0.000000 Message-ID: <4BABC5B6.2070301@crca.org.au> Date: Fri, 26 Mar 2010 07:21:10 +1100 From: Nigel Cunningham User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9pre) Gecko/20100301 Shredder/3.0.4pre MIME-Version: 1.0 To: "Rafael J. Wysocki" CC: Pavel Machek , Jiri Slaby , jirislaby@gmail.com, linux-pm@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: what the patches do Re: [RFC 10/15] PM / Hibernate: user, implement user_ops reader References: <1269361063-3341-1-git-send-email-jslaby@suse.cz> <20100325053003.GB12935@elf.ucw.cz> <4BAAF7DA.30506@crca.org.au> <201003252114.36605.rjw@sisk.pl> In-Reply-To: <201003252114.36605.rjw@sisk.pl> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi. On 26/03/10 07:14, Rafael J. Wysocki wrote: > On Thursday 25 March 2010, Nigel Cunningham wrote: >> Hi. >> >> On 25/03/10 16:30, Pavel Machek wrote: >> [...] >> >>> I have some problems with sws_module_ops interface (handcoded locking >>> is too ugly to live), but it is better than I expected. But there may >>> be better solution available, one that does not need two interfaces to >>> maintain (we can't really get rid of userland interface). What about >>> this? >> >> Just picking up on that bracketed part: Can we flag the userland >> interface (and uswsusp) as being planned for eventual removal now... or >> at least agree to work toward that? > > No, we can't. > >> I'm asking because if we're going to make a go of getting the in-kernel >> code in much better shape, and we have Rafael, Jiri and I - and you? - >> all pulling in the same direction to improve it, there's going to come a >> point (hopefully not too far away) where uswsusp is just making life too >> difficult, and getting rid of it will be a big help. > > We're not dropping user space interfaces used by every distro I know of. So what's your long term plan then? Regards, Nigel