25 __arch_xchg(unsigned long x, volatile void *ptr, int size)  in __arch_xchg()  argument
29 	case 8: return __xchg64(x, (volatile unsigned long *) ptr);  in __arch_xchg()
31 	case 4: return __xchg32((int) x, (volatile int *) ptr);  in __arch_xchg()
32 	case 1: return __xchg8((char) x, (volatile char *) ptr);  in __arch_xchg()
47 #define arch_xchg(ptr, x)						\  argument
49 	__typeof__(*(ptr)) __ret;					\
50 	__typeof__(*(ptr)) _x_ = (x);					\
51 	__ret = (__typeof__(*(ptr)))					\
52 		__arch_xchg((unsigned long)_x_, (ptr), sizeof(*(ptr)));	\
62 extern u64 __cmpxchg_u64(volatile u64 *ptr, u64 old, u64 new_);
63 extern u8 __cmpxchg_u8(volatile u8 *ptr, u8 old, u8 new_);
67 __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new_, int size)  in __cmpxchg()  argument
71 	case 8: return __cmpxchg_u64((u64 *)ptr, old, new_);  in __cmpxchg()
73 	case 4: return __cmpxchg_u32((unsigned int *)ptr,  in __cmpxchg()
75 	case 1: return __cmpxchg_u8((u8 *)ptr, old & 0xff, new_ & 0xff);  in __cmpxchg()
81 #define arch_cmpxchg(ptr, o, n)						 \  argument
83 	__typeof__(*(ptr)) _o_ = (o);					 \
84 	__typeof__(*(ptr)) _n_ = (n);					 \
85 	(__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_,	 \
86 				    (unsigned long)_n_, sizeof(*(ptr))); \
91 static inline unsigned long __cmpxchg_local(volatile void *ptr,  in __cmpxchg_local()  argument
97 	case 8:	return __cmpxchg_u64((u64 *)ptr, old, new_);  in __cmpxchg_local()
99 	case 4:	return __cmpxchg_u32(ptr, old, new_);  in __cmpxchg_local()
101 		return __generic_cmpxchg_local(ptr, old, new_, size);  in __cmpxchg_local()
109 #define arch_cmpxchg_local(ptr, o, n)					\  argument
110 	((__typeof__(*(ptr)))__cmpxchg_local((ptr), (unsigned long)(o),	\
111 			(unsigned long)(n), sizeof(*(ptr))))
113 #define arch_cmpxchg64_local(ptr, o, n)					\  argument
115 	BUILD_BUG_ON(sizeof(*(ptr)) != 8);				\
116 	cmpxchg_local((ptr), (o), (n));					\
119 #define arch_cmpxchg64_local(ptr, o, n) __generic_cmpxchg64_local((ptr), (o), (n))  argument
122 #define arch_cmpxchg64(ptr, o, n) __cmpxchg_u64(ptr, o, n)  argument