Date: Wed, 23 Feb 2005 12:12:07 -0800
From: Andrew Morton <akpm@osdl.org>
To: Helge Hafting <helge.hafting@aitel.hist.no>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.11-rc4-mm1 : IDE crazy numbers, hdb renumbered to hdq ?
Message-Id: <20050223121207.412c7eeb.akpm@osdl.org>
In-Reply-To: <421C7FC2.1090402@aitel.hist.no>
References: <20050223014233.6710fd73.akpm@osdl.org>
	<421C7FC2.1090402@aitel.hist.no>
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Helge Hafting <helge.hafting@aitel.hist.no> 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'.

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