Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262269AbTFIXC5 (ORCPT ); Mon, 9 Jun 2003 19:02:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262270AbTFIXC5 (ORCPT ); Mon, 9 Jun 2003 19:02:57 -0400 Received: from smtp-out1.iol.cz ([194.228.2.86]:46986 "EHLO smtp-out1.iol.cz") by vger.kernel.org with ESMTP id S262269AbTFIXCw (ORCPT ); Mon, 9 Jun 2003 19:02:52 -0400 Date: Tue, 10 Jun 2003 01:16:01 +0200 From: Pavel Machek To: Nigel Cunningham Cc: Patrick Mochel , Linux Kernel Mailing List Subject: Re: [RFC] New system device API Message-ID: <20030609231601.GE508@elf.ucw.cz> References: <20030609212348.GB508@elf.ucw.cz> <20030609220442.GD508@elf.ucw.cz> <1055200110.2119.9.camel@laptop-linux> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1055200110.2119.9.camel@laptop-linux> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.3i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1679 Lines: 36 Hi! > Can I bring up an issue a little off topic? Is it currently possible for > us to say 'I want to suspend X but not Y?', and if so how is it done? I > ask because someone recently mentioned the spinning up and down of IDE > during swsusp. That occurs because we can (AFAIK) only say suspend > everything at the moment. It would be good if we could put to sleep > everything except your system devices and the devices used to write > the Well, you need to suspend devices used to write the image, too, so you have state to return to after resume. You only do not want disks to spin down. Perhaps disk can just special-case it ("If I am going to swsusp, I need to save state, but do not really need to spin down"). > image while preparing the image, and only suspend the remaining devices > once the image has been written. Is such a thing already implemented? > > As an aside, I've gone to a 1.0 pre series for 2.4 swsusp, so it > shouldn't be long before I'm working on 2.5. I've already created > swsusp25.bkbits.net, but nothing is in it at the moment. My intention is > that as I prepare the patches and Pavel says 'That looks ok', I'll add > them to the tree and we can ask Linus to pull from there. Well, I'm not allowed to use bitkeeper, so bk tree is not too exciting for me. But I can bless patches all right ;-). Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/