Messages in this thread |  | | Subject | Re: Pentium SSE prefetcht0 instruction... How do you make it work | From | Robert Love <> | Date | 27 Sep 2001 15:54:24 -0400 |
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On Thu, 2001-09-27 at 14:40, Bulent Abali wrote: > //This should prefetch an L2 line at addr (hence L3 line prefetch) > inline void L3_prefetch (char * addr) > { > asm volatile("prefetcht1 %0" :: "m" (addr)); > }
There are prefetch instructions already in the kernel.
See include/linux/prefetch.h and linux/include/asm-i386/processor.h
-- Robert M. Love rml at ufl.edu rml at tech9.net
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