50 #define atomic_read(v)		READ_ONCE((v)->counter)  argument
59 #define atomic_set(v,i)		WRITE_ONCE((v)->counter, (i))  argument
63 static inline void atomic_##op(int i, atomic_t * v)			\
75 			: "a" (i), "a" (v)				\
81 static inline int atomic_##op##_return(int i, atomic_t * v)		\
94 			: "a" (i), "a" (v)				\
104 static inline void atomic_##op(int i, atomic_t * v)			\
116 			: "a" (i), "a" (v)				\
122 static inline int atomic_##op##_return(int i, atomic_t * v)		\
134 			: "a" (i), "a" (v)				\
165 #define atomic_sub_and_test(i,v) (atomic_sub_return((i),(v)) == 0)  in ATOMIC_OPS()  argument
173 #define atomic_inc(v) atomic_add(1,(v))  in ATOMIC_OPS()  argument
181 #define atomic_inc_return(v) atomic_add_return(1,(v))  in ATOMIC_OPS()  argument
189 #define atomic_dec(v) atomic_sub(1,(v))  in ATOMIC_OPS()  argument
197 #define atomic_dec_return(v) atomic_sub_return(1,(v))  in ATOMIC_OPS()  argument
207 #define atomic_dec_and_test(v) (atomic_sub_return(1,(v)) == 0)  in ATOMIC_OPS()  argument
217 #define atomic_inc_and_test(v) (atomic_add_return(1,(v)) == 0)  in ATOMIC_OPS()  argument
228 #define atomic_add_negative(i,v) (atomic_add_return((i),(v)) < 0)  in ATOMIC_OPS()  argument
230 #define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))  in ATOMIC_OPS()  argument
231 #define atomic_xchg(v, new) (xchg(&((v)->counter), new))  in ATOMIC_OPS()  argument
242 static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)  in ATOMIC_OPS()
245 	c = atomic_read(v);  in ATOMIC_OPS()
249 		old = atomic_cmpxchg((v), c, c + (a));  in ATOMIC_OPS()