20bit major
> I have one (private) driver that requires around 5000 minors.
> (currently through some 20 majors) (Currently only just over half of
> these are physically installed....)
Just use several. The split is a bit vague in modern OS's - because its
really now heirarchical in many of them - eg the solaris controller, bus,
unit, lun, .. thing.
I guess it went the way of classed addressing
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