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Date:      Tue, 5 Jan 1999 22:45:12 +0000 (GMT)
From:      Terry Lambert <tlambert@primenet.com>
To:        nate@mt.sri.com (Nate Williams)
Cc:        narvi@haldjas.folklore.ee, nate@mt.sri.com, tlambert@primenet.com, wes@softweyr.com, bright@hotjobs.com, hackers@FreeBSD.ORG
Subject:   Re: question about re-entrancy.
Message-ID:  <199901052245.PAA24981@usr02.primenet.com>
In-Reply-To: <199901052008.NAA09332@mt.sri.com> from "Nate Williams" at Jan 5, 99 01:08:47 pm

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> > The third way (about which Terry did talk) is to have locks around
> > critical sections.
> 
> That *is* what an 'object lock' in RTEMS is.

No.  An object lock is associated with an object.  A critical section
lock is associated with a section of code.

RTEMS uses real object locks (just like EROS or KeyKOS or ...).  See
my argument about the relative persistence of objects vs. critical
sections.


					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.

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