31 #define atomic_read(v)	READ_ONCE((v)->counter)  argument
40 #define atomic_set(v,i)	WRITE_ONCE(((v)->counter), (i))  argument
49 static __inline__ void atomic_##op(int i, atomic_t *v)			\
62 		: "r" (&v->counter), "r" (i)				\
70 static __inline__ int atomic_##op##_return(int i, atomic_t *v)		\
83 		: "r" (&v->counter), "r" (i)				\
114 #define atomic_sub_and_test(i,v) (atomic_sub_return((i), (v)) == 0)  in ATOMIC_OPS()  argument
122 static __inline__ int atomic_inc_return(atomic_t *v)  in ATOMIC_OPS()
135 		: "r" (&v->counter)  in ATOMIC_OPS()
150 static __inline__ int atomic_dec_return(atomic_t *v)  in atomic_dec_return()  argument
163 		: "r" (&v->counter)  in atomic_dec_return()
178 #define atomic_inc(v) ((void)atomic_inc_return(v))  argument
186 #define atomic_dec(v) ((void)atomic_dec_return(v))  argument
196 #define atomic_inc_and_test(v) (atomic_inc_return(v) == 0)  argument
206 #define atomic_dec_and_test(v) (atomic_dec_return(v) == 0)  argument
217 #define atomic_add_negative(i,v) (atomic_add_return((i), (v)) < 0)  argument
219 #define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))  argument
220 #define atomic_xchg(v, new) (xchg(&((v)->counter), new))  argument
231 static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)  in __atomic_add_unless()  argument
234 	c = atomic_read(v);  in __atomic_add_unless()
238 		old = atomic_cmpxchg((v), c, c + (a));  in __atomic_add_unless()