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From
SubjectRe: possible SCSI device numbering solution
Date
Followup to:  <199606261829.OAA01794@snowdon.ccs.neu.edu>
By author: Albert Cahalan <albert@ccs.neu.edu>
In newsgroup: linux.dev.kernel
>
> The major number is useful for character devices, which can be
> split 12:20. For block devices, a block device is just a block
> device. If you just need a major number to fill some software
> "need", then just make it 0 for all block devices.
>

Huh? The major number is the pointer to the driver; this has to be
encoded one way or the other, and it might as well be done uniformly
and efficiently. I'd go for 12:20 if it is deemed enough (which I am
not really sure about), but dropping the major is a ludicrous idea.

-hpa
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