Re: Linux spin_unlock debate (fwd)

From: Jamie Lokier (
Date: Wed Apr 26 2000 - 03:26:13 EST

Oliver Xymoron wrote:
> > Not every i486 and i386 MP was weakly ordered.
> > Most weren't.
> > A few were.
> > Intel had no control over which was and which wasn't,
> > because everything was at the mercy of the system integrator.
> The ones that were weakly ordered probably didn't match the Intel MP boot
> spec either and are unlikely to ever be supported. Not because it's not
> doable, but since it's been 5+ years and no one's cared enough to do it
> yet.

That's fine, but please include a comment near the new version of
spin_unlock to this effect.

-- Jamie

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