Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261677AbVBWXOx (ORCPT ); Wed, 23 Feb 2005 18:14:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261684AbVBWXOE (ORCPT ); Wed, 23 Feb 2005 18:14:04 -0500 Received: from waste.org ([216.27.176.166]:64744 "EHLO waste.org") by vger.kernel.org with ESMTP id S261677AbVBWXLo (ORCPT ); Wed, 23 Feb 2005 18:11:44 -0500 Date: Wed, 23 Feb 2005 15:11:30 -0800 From: Matt Mackall To: Laurent Riffard Cc: Andrew Morton , linux-kernel@vger.kernel.org, Helge Hafting Subject: Re: 2.6.11-rc4-mm1 : IDE crazy numbers, hdb renumbered to hdq ? Message-ID: <20050223231130.GF3163@waste.org> References: <20050223014233.6710fd73.akpm@osdl.org> <421C7FC2.1090402@aitel.hist.no> <20050223121207.412c7eeb.akpm@osdl.org> <421D0582.9090100@free.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <421D0582.9090100@free.fr> User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2604 Lines: 65 On Wed, Feb 23, 2005 at 11:36:50PM +0100, Laurent Riffard wrote: > Le 23.02.2005 21:12, Andrew Morton a ?crit : > >Helge Hafting wrote: > > > >>This kernel came up, but my boot script complained about no /dev/hdb3 > >>when trying to mount /var. > >>(I have two IDE disks on the same cable, and an IDE cdrom on another.) > >>They are usually hda, hdb, and hdc. > >> > >>MAKEDEV hdq did not help. Looking at sysfs, it turns out that > >>/dev/hdq1 is at major:3 minor:1025 if I interpret things right. > >>(/dev/hda1 is at 3:1, which is correct.) > >>These numbers did not work with my mknod, it created 7:1 instead. > >>So I didn't get to test this mysterious device. > >> > >>But I assume this is a mistake of some sort, I haven't heard about any > >>change in the IDE numbering coming up? 2.6.1-rc3-mm1 works as expected. > >> > >>It may be interesting to note that my root raid-1 came up fine, > >>consisting of hdq1 and hda1 instead of the usual hdb1 and hda1. > > > > > >I don't know what could be causing that. Please send .config. If you set > >CONFIG_BASE_FULL=n, try setting it to `y'. > > > > this is just a "me too"... > > Here is some few lines from dmesg : > > hdb: cache flushes supported > hdq: hdq1 hdq2 < hdq5 hdq6 hdq7 hdq8 > Neat. > ~$ ls -l /dev/hd* > brw-rw---- 1 root disk 3, 0 f?v 23 22:45 /dev/hda > brw-rw---- 1 root disk 3, 1 f?v 23 22:45 /dev/hda1 > brw-rw---- 1 root disk 3, 10 f?v 23 22:45 /dev/hda10 > brw-rw---- 1 root disk 3, 2 f?v 23 22:45 /dev/hda2 > brw-rw---- 1 root disk 3, 3 f?v 23 22:45 /dev/hda3 > brw-rw---- 1 root disk 3, 4 f?v 23 22:45 /dev/hda4 > brw-rw---- 1 root disk 3, 5 f?v 23 22:45 /dev/hda5 > brw-rw---- 1 root disk 3, 6 f?v 23 22:45 /dev/hda6 > brw-rw---- 1 root disk 3, 7 f?v 23 22:45 /dev/hda7 > brw-rw---- 1 root disk 3, 8 f?v 23 22:45 /dev/hda8 > brw-rw---- 1 root disk 3, 9 f?v 23 22:45 /dev/hda9 > brw-rw---- 1 laurent cdrom 22, 0 f?v 23 22:45 /dev/hdc > brw------- 1 root root 22, 64 f?v 23 22:45 /dev/hdd > brw-rw---- 1 root disk 3, 1024 f?v 23 22:45 /dev/hdq Looks like you're using udev. > CONFIG_BASE_FULL=y > CONFIG_BASE_SMALL=0 Ok, that's unrelated to the weird IDE numbering then. -- Mathematics is the supreme nostalgia of our time. - 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/