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Date:      01 Jul 1999 10:58:08 +0200
From:      Dag-Erling Smorgrav <des@flood.ping.uio.no>
To:        Warner Losh <imp@harmony.village.org>
Cc:        Poul-Henning Kamp <phk@critter.freebsd.dk>, "Brian F. Feldman" <green@unixhelp.org>, Julian Elischer <julian@whistle.com>, Garrett Wollman <wollman@khavrinen.lcs.mit.edu>, Peter Wemm <peter@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/kern init_main.c kern_fork.c kern_linker.c vfs_aio.c src/sys/sys proc.h
Message-ID:  <xzpd7yczqzj.fsf@flood.ping.uio.no>
In-Reply-To: Warner Losh's message of "Wed, 30 Jun 1999 14:51:47 -0600"
References:  <43774.930765873@critter.freebsd.dk> <199906302051.OAA32535@harmony.village.org>

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Warner Losh <imp@harmony.village.org> writes:
> Wouldn't a reference count work?  That way you could mark the process
> as dead and when something wakes up that is holding a reference to the
> pid, it could check to see if the process was alive.  If not, it could
> release its reference.  The pid wouldn't be reused until the reference
> count reached zero...

This opens new possibilities for interesting Denial of Service attacks...

DES
-- 
Dag-Erling Smorgrav - des@flood.ping.uio.no


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