From owner-freebsd-hackers  Wed Aug 19 09:01:46 1998
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Date: Wed, 19 Aug 1998 12:00:34 -0400 (EDT)
From: "Ron G. Minnich" <rminnich@Sarnoff.COM>
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To: Jonathan Lemon <jlemon@americantv.com>
cc: Alfred Perlstein <bright@www.hotjobs.com>, hackers@FreeBSD.ORG
Subject: Re: sfork()?
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On Wed, 19 Aug 1998, Jonathan Lemon wrote:
> You apparently also need some assembly code to handle management
> of the stack; from my understanding, both processes will share
> the same stack on return from rfork(), and stomp on each other.

from the man page: 

RFMEM   ... The stack segment is always split.  May be set only with
           RFPROC. 

so the stack is not shared from my reading. My rfork() for 2.0.x split 
the stack to.

ron


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