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Subject: Re: 64-bit kdev_t - just for playing
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Roman Zippel <zippel@linux-m68k.org>
Cc: Joel Becker <Joel.Becker@oracle.com>, bert hubert <ahu@ds9a.nl>,
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Date: 01 Apr 2003 15:42:24 +0100
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On Tue, 2003-04-01 at 00:42, Roman Zippel wrote:
> Hi,
> 
> On 31 Mar 2003, Alan Cox wrote:
> 
> > > 2. What compromises can we make for 2.6?
> > 
> > Defaulting char devices to 256 minors and a lot of space so stuff doesnt
> > break. Viro has done the block stuff and we have the scope to do sane
> > stuff like /dev/disk/.. for all disks now.
> 
> What do you mean with "a lot of space so stuff doesnt break"?

We need to default to 12:20 for char but where the 20 is actually
defaulting to 0000xx so we don't get extra minors for any device
that hasnt been audited for it


> > Glibc already has a bigger dev_t
> 
> and a broken mknod implementation...

Easy enough to deal with