Messages in this thread |  | | Date | Mon, 04 Sep 2000 10:18:21 +0300 | From | Petko Manolov <> | Subject | Re: [patch] string-486.h modified |
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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.
best, Petkan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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