Messages in this thread | | | Subject | Re: [PATCH] Add generic prefetch xor routines | From | Alan Cox <> | Date | 21 Oct 2002 15:08:32 +0100 |
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On Thu, 2002-10-17 at 18:27, Dave Jones wrote: > Won't this prefetch past the end of the buffer ? > Some CPUs have problems with prefetching non-existant areas > of RAM iirc. (Which is why the memcpy routines do a prefetching > loop, and then a non prefetching loop to copy the tail).
Yes I reported this to Matthew ages ago, but its not been fixed. Thats why I've not been merging that change anywhere.
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