Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754136AbZAYVPM (ORCPT ); Sun, 25 Jan 2009 16:15:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751739AbZAYVO6 (ORCPT ); Sun, 25 Jan 2009 16:14:58 -0500 Received: from lucidpixels.com ([75.144.35.66]:52015 "EHLO lucidpixels.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750786AbZAYVO5 (ORCPT ); Sun, 25 Jan 2009 16:14:57 -0500 Date: Sun, 25 Jan 2009 16:14:56 -0500 (EST) From: Justin Piszcz To: Bill Davidsen cc: Alan Cox , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, xfs@oss.sgi.com Subject: Re: Switching from (deprecated) IDE driver -> SATA (PATA support) In-Reply-To: <497CD5F3.8030901@tmr.com> Message-ID: References: <20090125110742.4ba54c0b@lxorguk.ukuu.org.uk> <497CD5F3.8030901@tmr.com> User-Agent: Alpine 1.10 (DEB 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1841 Lines: 60 On Sun, 25 Jan 2009, Bill Davidsen wrote: > Justin Piszcz wrote: >> >> >> On Sun, 25 Jan 2009, Justin Piszcz wrote: >> >>> >>> >>> On Sun, 25 Jan 2009, Justin Piszcz wrote: >>> >>>> >>>> >>>> On Sun, 25 Jan 2009, Alan Cox wrote: >>>> >>>>> Easiest is to use labels. Old ide will keep hda,b,c,d constant >>>>> providing you have interfaces using the legacy IDE port mappings (0x1f0 >>>>> and 0x170). Libata doesn't do that as pretty much every distribution had >>>>> already switched to volume labels, and the user space can do the job far >>>>> better than the kernel - especially as the newer devices with modern >>>>> interfaces don't have the old BIOS/DOS legacy ideas any more. >>>>> >>>>> Mount by label also means you can flip back and forth between the >>>>> different drivers and kernel revisions. >>>>> >>>>> Alan >>>>> >>> It comes with one :) >>> # xfs_admin -u /dev/sdd2 >>> UUID = 77ae4251-631f-4656-a365-c5723f5c5da8 >>> >>> Will try to use this to boot; however, I'd prefer the labels over the >>> UUID, wish there was an easy way to set it. >>> >>> Justin. >>> >>> _______________________________________________ >>> xfs mailing list >>> xfs@oss.sgi.com >>> http://oss.sgi.com/mailman/listinfo/xfs >>> >> >> One final question, without udev, how does one determine the UUID of a >> non-XFS >> partition, e.g., swap? >> > One uses blkid. Which suggests that you can solve your name problem by not > using names and switching to UUID. This will fix the /etc/fstab issue but not LILO/boot one, per the earlier poster, need an initrd/etc for that. Justin. -- 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/