Re: [patch] string-486.h modified

From: Petko Manolov (
Date: Mon Sep 04 2000 - 02:18:21 EST

Alan Cox wrote:
> > However, in 2.5.0 we should apply it, and force it on *all* cpus just
> > to test it well. Then in 2.5.10 we should turn it off for
> > pentium/MMX+.
> Even original pentium has hardware optimised rep movs fast paths. Its just
> a few cpus they disable it via undocumented magic (ditto it seems a couple
> of PII chip steppings judging by msr usage traces of bioses coming up in
> bochs)

Alan, can you send me again the list of CPUs you think
is worth using 486 string routines.
Sorry, i lost your previous mail.

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