Date: Sat, 18 Aug 2001 18:20:51 -0700 From: Mike Smith <msmith@freebsd.org> To: Kenneth W Cochran <kwc@world.std.com> Cc: Mike Smith <msmith@freebsd.org>, freebsd-stable@freebsd.org Subject: Re: New kernel option CPU_ENABLE_SSE Message-ID: <200108190120.f7J1KpS03969@mass.dis.org> In-Reply-To: Your message of "Sat, 18 Aug 2001 18:47:34 EDT." <200108182247.SAA09198@world.std.com>
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> >> Because not all i686'es support SSE.
> >
> >So detect it automatically based on the CPU feature bits.
> >
> >Needing a kernel compile option for this is unforgivably lame. If you
> >want to be able to disable it, use a tunable.
>
> Perhaps; the "gist" I get is that the compile option is for
> some "field-testing." Maybe similarly appropriate would be
> something similar to "NO_F00F_HACK"; for example,
> "CPU_DISABLE_SSE" or "CPU_NO_ENABLE_SSE" (?).
All of this stuff is unforgivably lame. Tunables. Tunables. Dammit. 8)
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
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