Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932851Ab0HDOjP (ORCPT ); Wed, 4 Aug 2010 10:39:15 -0400 Received: from Mycroft.westnet.com ([216.187.52.7]:35033 "EHLO mycroft.westnet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932838Ab0HDOjJ convert rfc822-to-8bit (ORCPT ); Wed, 4 Aug 2010 10:39:09 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Message-ID: <19545.30920.745148.710816@stoffel.org> Date: Wed, 4 Aug 2010 10:27:20 -0400 From: "John Stoffel" To: Kay Sievers Cc: Will Drewry , linux-kernel@vger.kernel.org, Jens Axboe , Karel Zak , Tejun Heo , "David S. Miller" , Andrew Morton , Joe Perches Subject: Re: [PATCH 2/2] genhd, efi: add efi partition metadata to hd_structs In-Reply-To: References: <1280871336-31046-2-git-send-email-wad@chromium.org> X-Mailer: VM 8.0.9 under Emacs 22.3.1 (i486-pc-linux-gnu) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1644 Lines: 39 >>>>> "Kay" == Kay Sievers writes: Kay> On Wed, Aug 4, 2010 at 00:27, Will Drewry wrote: >> On Tue, Aug 3, 2010 at 4:54 PM, Kay Sievers wrote: >>> Did you already test to put a lookup-call to the in-kernel mounter, if >>> we use some special partition table uuid identifier for root=? That >>> would be nice to see, if all that works as expected, and we can get to >>> the data we collect. >> >> Not yet, but I'd like to have it working there (and in my >> device-mapper target) as soon as possible. ?Hopefully, I'll have that >> done pretty soon and I'll repost the series inclusive of an init: >> change. Kay> Nice. >> Any preferences on the variable? I'll start with your example of >> PARTUUID=, but that follows the initramfs model (UUID=) and not the >> existing magic root devices (/dev/nfs, /dev/ram). >> /dev/by-part-uuid/XXX... doesn't seem super-friendly though :) Kay> Yeah, this stuff does not really fit in to the path notation Kay> stuff, unless we use the udev-style link names, which some people Kay> like to avoid, and prefer some more abstract thing here. Kay> We have UUID=, LABEL= for mount and fstab, I think PARTUUID=, Kay> PARTLABEL= matches this. Ugh, why do we care whether a UUID refers to a disk or a partition? It should be unique no matter what, so just do /dev/uuid/XXXX and call it done. John -- 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/