From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758680AbZHRKyY (ORCPT ); Tue, 18 Aug 2009 06:54:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754266AbZHRKyY (ORCPT ); Tue, 18 Aug 2009 06:54:24 -0400 Received: from metis.ext.pengutronix.de ([92.198.50.35]:60652 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752110AbZHRKyX (ORCPT ); Tue, 18 Aug 2009 06:54:23 -0400 Date: Tue, 18 Aug 2009 12:53:28 +0200 From: Robert Schwebel To: Alex Riesen Cc: Marco Stornelli , Johannes Stezenbach , Denys Vlasenko , linux-kernel@vger.kernel.org, linux-embedded@vger.kernel.org, Arjan van de Ven , Tim Bird , kernel@pengutronix.de Subject: Re: New fast(?)-boot results on ARM Message-ID: <20090818105328.GP29655@pengutronix.de> References: <20090814170228.GM13320@pengutronix.de> <1158166a0908141304y70300ab3p899b0d4609efded9@mail.gmail.com> <20090814204305.GA31727@pengutronix.de> <20090815103532.GA5596@sig21.net> <4A8A7D38.5020201@gmail.com> <20090818102136.GN29655@pengutronix.de> <81b0412b0908180334u51fd957dh36f2a4946dffbb0b@mail.gmail.com> <20090818104410.GO29655@pengutronix.de> <81b0412b0908180348n75af1113wb380919eaeaaf29b@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <81b0412b0908180348n75af1113wb380919eaeaaf29b@mail.gmail.com> X-Sent-From: Pengutronix Entwicklungszentrum Nord - Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Impressum: Pengutronix - Linux Solutions for Science and Industry Handelsregister: Amtsgericht Hildesheim, HRA 2686 Peiner Strasse 6-8, 31137 Hildesheim, Germany Phone: +49-5121-206917-0 | Fax: +49-5121-206917-5555 Inhaber: Dipl.-Ing. Robert Schwebel X-Message-Flag: See Message Headers for Impressum X-Uptime: 12:51:02 up 12 days, 22:10, 51 users, load average: 9.01, 9.08, 6.90 User-Agent: Mutt/1.5.18 (2008-05-17) X-SA-Exim-Connect-IP: 2001:6f8:1178:2:215:17ff:fe12:23b0 X-SA-Exim-Mail-From: rsc@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 18, 2009 at 12:48:50PM +0200, Alex Riesen wrote: > But many of the problems you described and suggested solutions > point at userspace, right? (like pre-defined static /dev, mdev script, > or using of specially designed rootfs) Yes, right. But even there, mdev is more in the "embedded special" league than udev, for example, and highly specialized read-only root filesystems as well. rsc -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |