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SubjectRe: MMX performance....

On Thu, 6 Feb 1997, Alan Cox wrote:

> > Is the Pentium memcpy patch in 2.1.x yet? If not, why not? Such a low
> > level change should go into the development kernels as early as possible,
> > surely...
> It doesnt work with SMP last time I enquired. Otherwise yes, it would
> be sensible to put it in as an option(it needs to be an option as some
> boards even pentium ones are slower using it).

Fair enough. But I seem to remember the patch also disabled its
functionality if SMP were enabled...

Which boards are slower? The old ones which only had 32 bit paths instead
of 64?


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