Simplifying devfs: minor == unit

[Ed Schouten]

* Kostik Belousov <kostikbel at gmail.com> wrote:
> In fact, I do not understand why you leave the UMINORMASK stuff. It makes
> no sense with the unit == minor, IMHO.

That's because the uminor() and umajor() routines operate on user device
numbers (dev_t's). We need to leave those intact, to make things like
the binary compat work.

-- 
 Ed Schouten <ed at 80386.nl>
 WWW: http://80386.nl/
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