__cmpxchg_u8      408 arch/powerpc/include/asm/cmpxchg.h 		return __cmpxchg_u8(ptr, old, new);
__cmpxchg_u8      161 arch/sparc/include/asm/cmpxchg_64.h 			return __cmpxchg_u8(ptr, old, new);