91 #define __smp_load_acquire(p)				\  argument
93 	typeof(*p) ___p1 = READ_ONCE(*p);		\
94 	compiletime_assert_atomic_type(*p);		\
99 #define __smp_store_release(p, v)			\  argument
101 	compiletime_assert_atomic_type(*p);		\
103 	WRITE_ONCE(*p, v);				\
106 #define __smp_store_mb(p, v)							\  argument
108 	union { typeof(p) __val; char __c[1]; } __u =				\
109 		{ .__val = (__force typeof(p)) (v) };				\
111 	switch (sizeof(p)) {							\
113 		*(volatile __u8 *)&p = *(__u8 *)__u.__c;			\
117 		*(volatile __u16 *)&p = *(__u16 *)__u.__c;			\
123 		: [mem] "+ZB" (*(u32 *)&p), [tmp] "=&r" (__tmp)			\
130 		: [mem] "+ZB" (*(u64 *)&p), [tmp] "=&r" (__tmp)			\