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Subject: Re: 2.5.2-pre7 still missing bits of kdev_t
To: torvalds@transmeta.com (Linus Torvalds)
Date: Sat, 5 Jan 2002 00:10:42 +0000 (GMT)
Cc: viro@math.psu.edu (Alexander Viro), Andries.Brouwer@cwi.nl,
        Nikita@Namesys.COM, alessandro.suardi@oracle.com,
        jgarzik@mandrakesoft.com, linux-kernel@vger.kernel.org
In-Reply-To: <Pine.LNX.4.33.0201041311240.8047-100000@penguin.transmeta.com> from "Linus Torvalds" at Jan 04, 2002 01:14:47 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> At that point it becomes a ABI issue how the mknod _system_call_ argument
> is split up into major/minor, and the rest of the kernel wouldn't really
> care.

You need a mknod2() system call assuming we want hotplug to be able to
create 32bit dev_t's. At the point glibc calls mknod its got an internal
32:32 representation so passing mknod2(char *,int,int) and making sure
mknod doesnt break if we expand further some years hence doesn't seem to 
be daft.

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