Messages in this thread | | | Subject | Re: [PATCH] Mutilated form of Andi Kleen's AMD prefetch errata patch | From | Andi Kleen <> | Date | 01 Oct 2003 09:15:37 +0200 |
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Jamie Lokier <jamie@shareable.org> writes:
> > Btw, does anyone know if the "prefetchw" instruction is affected by > the erratum? I see that in current 2.6, only the "prefetchnta" > instruction is disabled so presumably "prefetchw" is ok?
All prefetch instructions on Athlon/Opteron including prefetchw have the problem. prefetchw requires a store instead of a load to hit it though.
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