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Date:      Tue, 09 Oct 2001 08:09:19 +0200
From:      Poul-Henning Kamp <phk@critter.freebsd.dk>
To:        Matt Dillon <dillon@earth.backplane.com>
Cc:        John Baldwin <jhb@FreeBSD.org>, cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org
Subject:   Re: cvs commit: src/sys/i386/include atomic.h 
Message-ID:  <66596.1002607759@critter.freebsd.dk>
In-Reply-To: Your message of "Mon, 08 Oct 2001 21:34:36 PDT." <200110090434.f994Yam09790@earth.backplane.com> 

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In message <200110090434.f994Yam09790@earth.backplane.com>, Matt Dillon writes:
>   I don't think it's a good idea to expose the atomic_*() ops or any other
>   SMP mechanisms in the kernel to userland.

If we are going to be serious about threads, we need to expose some kind
of atomic ops to userland.

I can't see why they could not be the same as we use in the kernel...

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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