35 #define __raw_cmpxchg(ptr, old, new, size, lock)			\  argument
37 	__typeof__(*(ptr)) __ret;					\
38 	__typeof__(*(ptr)) __old = (old);				\
39 	__typeof__(*(ptr)) __new = (new);				\
43 		volatile u8 *__ptr = (volatile u8 *)(ptr);		\
52 		volatile u16 *__ptr = (volatile u16 *)(ptr);		\
61 		volatile u32 *__ptr = (volatile u32 *)(ptr);		\
70 		volatile u64 *__ptr = (volatile u64 *)(ptr);		\
83 #define __cmpxchg(ptr, old, new, size)					\  argument
84 	__raw_cmpxchg((ptr), (old), (new), (size), LOCK_PREFIX)
86 #define cmpxchg(ptr, old, new)						\  argument
87 	__cmpxchg(ptr, old, new, sizeof(*(ptr)))