PF0 571 include/asm-x86/xor_32.h #define PF0(x) " prefetchnta "PF_OFFS(x)"(%1) ;\n" PF0 75 include/asm-x86/xor_64.h #define PF0(x) " prefetchnta "PF_OFFS(x)"(%[p1]) ;\n"