26 int _atomic_xchg(atomic_t *v, int n);
27 int _atomic_xchg_add(atomic_t *v, int i);
28 int _atomic_xchg_add_unless(atomic_t *v, int a, int u);
29 int _atomic_cmpxchg(atomic_t *v, int o, int n);
38 static inline int atomic_xchg(atomic_t *v, int n)  in atomic_xchg()  argument
41 	return _atomic_xchg(v, n);  in atomic_xchg()
53 static inline int atomic_cmpxchg(atomic_t *v, int o, int n)  in atomic_cmpxchg()  argument
56 	return _atomic_cmpxchg(v, o, n);  in atomic_cmpxchg()
66 static inline void atomic_add(int i, atomic_t *v)  in atomic_add()  argument
68 	_atomic_xchg_add(v, i);  in atomic_add()
78 static inline int atomic_add_return(int i, atomic_t *v)  in atomic_add_return()  argument
81 	return _atomic_xchg_add(v, i) + i;  in atomic_add_return()
93 static inline int __atomic_add_unless(atomic_t *v, int a, int u)  in __atomic_add_unless()  argument
96 	return _atomic_xchg_add_unless(v, a, u);  in __atomic_add_unless()
109 static inline void atomic_set(atomic_t *v, int n)  in atomic_set()  argument
111 	_atomic_xchg(v, n);  in atomic_set()
122 u64 _atomic64_xchg(atomic64_t *v, u64 n);
123 u64 _atomic64_xchg_add(atomic64_t *v, u64 i);
124 u64 _atomic64_xchg_add_unless(atomic64_t *v, u64 a, u64 u);
125 u64 _atomic64_cmpxchg(atomic64_t *v, u64 o, u64 n);
133 static inline u64 atomic64_read(const atomic64_t *v)  in atomic64_read()  argument
140 	return _atomic64_xchg_add((atomic64_t *)v, 0);  in atomic64_read()
150 static inline u64 atomic64_xchg(atomic64_t *v, u64 n)  in atomic64_xchg()  argument
153 	return _atomic64_xchg(v, n);  in atomic64_xchg()
165 static inline u64 atomic64_cmpxchg(atomic64_t *v, u64 o, u64 n)  in atomic64_cmpxchg()  argument
168 	return _atomic64_cmpxchg(v, o, n);  in atomic64_cmpxchg()
178 static inline void atomic64_add(u64 i, atomic64_t *v)  in atomic64_add()  argument
180 	_atomic64_xchg_add(v, i);  in atomic64_add()
190 static inline u64 atomic64_add_return(u64 i, atomic64_t *v)  in atomic64_add_return()  argument
193 	return _atomic64_xchg_add(v, i) + i;  in atomic64_add_return()
205 static inline u64 atomic64_add_unless(atomic64_t *v, u64 a, u64 u)  in atomic64_add_unless()  argument
208 	return _atomic64_xchg_add_unless(v, a, u) != u;  in atomic64_add_unless()
221 static inline void atomic64_set(atomic64_t *v, u64 n)  in atomic64_set()  argument
223 	_atomic64_xchg(v, n);  in atomic64_set()
226 #define atomic64_add_negative(a, v)	(atomic64_add_return((a), (v)) < 0)  argument
227 #define atomic64_inc(v)			atomic64_add(1LL, (v))  argument
228 #define atomic64_inc_return(v)		atomic64_add_return(1LL, (v))  argument
229 #define atomic64_inc_and_test(v)	(atomic64_inc_return(v) == 0)  argument
230 #define atomic64_sub_return(i, v)	atomic64_add_return(-(i), (v))  argument
231 #define atomic64_sub_and_test(a, v)	(atomic64_sub_return((a), (v)) == 0)  argument
232 #define atomic64_sub(i, v)		atomic64_add(-(i), (v))  argument
233 #define atomic64_dec(v)			atomic64_sub(1LL, (v))  argument
234 #define atomic64_dec_return(v)		atomic64_sub_return(1LL, (v))  argument
235 #define atomic64_dec_and_test(v)	(atomic64_dec_return((v)) == 0)  argument
236 #define atomic64_inc_not_zero(v)	atomic64_add_unless((v), 1LL, 0LL)  argument