On Tuesday 14 August 2012, Catalin Marinas wrote: > diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h > new file mode 100644 > index 0000000..dc50de7 > --- /dev/null > +++ b/arch/arm64/include/asm/cmpxchg.h > + default: > + __bad_cmpxchg(ptr, size); > + oldval = 0; > + } I did not see a definition for __bad_cmpxchg but I may have missed that. Please make sure that none exists, or just use BUILD_BUG_ON(). Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html