Subject: Re: Changing /dev/zero minor for ARM
To: Robert Elz <kre@munnari.OZ.AU>
From: Chris Gilbert <chris@dokein.co.uk>
List: tech-kern
Date: 10/11/2003 20:54:14
On Sun, 12 Oct 2003 02:34:46 +0700
Robert Elz <kre@munnari.OZ.AU> wrote:

>     Date:        Sat, 11 Oct 2003 20:18:05 +0100
>     From:        Chris Gilbert <chris@dokein.co.uk>
>     Message-ID:  <20031011201805.4c364793.chris@dokein.co.uk>
> 
>   | Shouln't the diff also check these defines:
>   | COMPAT_15 COMPAT_14 COMPAT_13 COMPAT_12 
>   | bearing in mind that acorn32 is actually older than most people
>   | expect.
> 
> Without commenting on the proposed change - no, that's not needed, if
> you want COMPAT_14 you also MUST have COMPAT_15 (well, actually, not
> in that specific case, as there really is no such option) and
> COMPAT_16(and if you want COMPAT_12 you must have COMPAT_13 COMPAT_14
> and COMPAT_16 as well).
> 
> Except, that I believe Matt Thomas fixed things, so that all of this
> happens automatically now - if you ask for COMPAT_12 all the other
> required ones will just turn on.

Ah, didn't know the system had that much intelligence, so many changes
and features so little time.

Also switched on brain, I guess by making all the minor numbers the same
you can make an MI driver, or MAKEDEV components...

Chris