From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Sat, 19 Jul 2014 10:55:11 -0400
To: 9fans@9fans.net
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Subject: Re: [9fans] extern register
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On Sat Jul 19 10:40:49 EDT 2014, aram.h@mgk.ro wrote:
> On Sat, Jul 19, 2014 at 2:42 PM, Charles Forsyth
> <charles.forsyth@gmail.com> wrote:
> > _tos only works when every process has
> > at least one stack always at the same fixed virtual address.
>
> Isn't this always true?

does anyone have a use case for extern register in user space?

come to think of it, extern register is defined to be one register
per mach, which is a bit of a stretch for user space.

- erik