22 #define atomic_read(v)		(*(volatile int *)&(v)->counter)  argument
23 #define atomic_set(v, i)	(((v)->counter) = i)  argument
32 static inline int atomic_sub_return(int i, atomic_t *v)  in atomic_sub_return()
57 static inline int atomic_add_return(int i, atomic_t *v)  in atomic_add_return()
87 static inline void atomic_sub_unless(atomic_t *v, int a, int u)  in atomic_sub_unless()
115 static inline int __atomic_add_unless(atomic_t *v, int a, int u)  in __atomic_add_unless()
148 static inline int atomic_sub_if_positive(int i, atomic_t *v)  in atomic_sub_if_positive()
168 #define atomic_xchg(v, new)	(xchg(&((v)->counter), new))  argument
169 #define atomic_cmpxchg(v, o, n)	(cmpxchg(&((v)->counter), (o), (n)))  argument
171 #define atomic_sub(i, v)	(void)atomic_sub_return(i, v)  argument
172 #define atomic_add(i, v)	(void)atomic_add_return(i, v)  argument
173 #define atomic_dec(v)		atomic_sub(1, (v))  argument
174 #define atomic_inc(v)		atomic_add(1, (v))  argument
176 #define atomic_dec_return(v)	atomic_sub_return(1, v)  argument
177 #define atomic_inc_return(v)	atomic_add_return(1, v)  argument
179 #define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0)  argument
180 #define atomic_inc_and_test(v) (atomic_add_return(1, v) == 0)  argument
181 #define atomic_dec_and_test(v) (atomic_sub_return(1, v) == 0)  argument
182 #define atomic_add_negative(i, v) (atomic_add_return(i, v) < 0)  argument
184 #define atomic_dec_if_positive(v) atomic_sub_if_positive(1, v)  argument