33 #define atomic_read(v)		READ_ONCE((v)->counter)  argument
42 #define atomic_set(v, i)	WRITE_ONCE((v)->counter, (i))  argument
45 static __inline__ void atomic_##op(int i, atomic_t * v)			      \
57 		: "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter)	      \
69 			: "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter)      \
76 		v->counter c_op i;					      \
82 static __inline__ int atomic_##op##_return(int i, atomic_t * v)		      \
100 		  "+" GCC_OFF_SMALL_ASM() (v->counter)			      \
113 			  "+" GCC_OFF_SMALL_ASM() (v->counter)		      \
122 		result = v->counter;					      \
124 		v->counter = result;					      \
156 static __inline__ int atomic_sub_if_positive(int i, atomic_t * v)  in atomic_sub_if_positive()  argument
178 		  "+" GCC_OFF_SMALL_ASM() (v->counter)  in atomic_sub_if_positive()
179 		: "Ir" (i), GCC_OFF_SMALL_ASM() (v->counter)  in atomic_sub_if_positive()
197 		  "+" GCC_OFF_SMALL_ASM() (v->counter)  in atomic_sub_if_positive()
203 		result = v->counter;  in atomic_sub_if_positive()
206 			v->counter = result;  in atomic_sub_if_positive()
215 #define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n)))  argument
216 #define atomic_xchg(v, new) (xchg(&((v)->counter), (new)))  argument
227 static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u)  in __atomic_add_unless()  argument
230 	c = atomic_read(v);  in __atomic_add_unless()
234 		old = atomic_cmpxchg((v), c, c + (a));  in __atomic_add_unless()
242 #define atomic_dec_return(v) atomic_sub_return(1, (v))  argument
243 #define atomic_inc_return(v) atomic_add_return(1, (v))  argument
254 #define atomic_sub_and_test(i, v) (atomic_sub_return((i), (v)) == 0)  argument
264 #define atomic_inc_and_test(v) (atomic_inc_return(v) == 0)  argument
274 #define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0)  argument
280 #define atomic_dec_if_positive(v)	atomic_sub_if_positive(1, v)  argument
288 #define atomic_inc(v) atomic_add(1, (v))  argument
296 #define atomic_dec(v) atomic_sub(1, (v))  argument
307 #define atomic_add_negative(i, v) (atomic_add_return(i, (v)) < 0)  argument
318 #define atomic64_read(v)	READ_ONCE((v)->counter)  argument
325 #define atomic64_set(v, i)	WRITE_ONCE((v)->counter, (i))  argument
328 static __inline__ void atomic64_##op(long i, atomic64_t * v)		      \
340 		: "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter)	      \
352 			: "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter)      \
359 		v->counter c_op i;					      \
365 static __inline__ long atomic64_##op##_return(long i, atomic64_t * v)	      \
383 		  "+" GCC_OFF_SMALL_ASM() (v->counter)			      \
396 			  "=" GCC_OFF_SMALL_ASM() (v->counter)		      \
397 			: "Ir" (i), GCC_OFF_SMALL_ASM() (v->counter)	      \
406 		result = v->counter;					      \
408 		v->counter = result;					      \
440 static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v)  in atomic64_sub_if_positive()  argument
462 		  "=" GCC_OFF_SMALL_ASM() (v->counter)  in atomic64_sub_if_positive()
463 		: "Ir" (i), GCC_OFF_SMALL_ASM() (v->counter)  in atomic64_sub_if_positive()
481 		  "+" GCC_OFF_SMALL_ASM() (v->counter)  in atomic64_sub_if_positive()
487 		result = v->counter;  in atomic64_sub_if_positive()
490 			v->counter = result;  in atomic64_sub_if_positive()
499 #define atomic64_cmpxchg(v, o, n) \  argument
500 	((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n)))
501 #define atomic64_xchg(v, new) (xchg(&((v)->counter), (new)))  argument
512 static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u)  in atomic64_add_unless()  argument
515 	c = atomic64_read(v);  in atomic64_add_unless()
519 		old = atomic64_cmpxchg((v), c, c + (a));  in atomic64_add_unless()
527 #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)  argument
529 #define atomic64_dec_return(v) atomic64_sub_return(1, (v))  argument
530 #define atomic64_inc_return(v) atomic64_add_return(1, (v))  argument
541 #define atomic64_sub_and_test(i, v) (atomic64_sub_return((i), (v)) == 0)  argument
551 #define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0)  argument
561 #define atomic64_dec_and_test(v) (atomic64_sub_return(1, (v)) == 0)  argument
567 #define atomic64_dec_if_positive(v)	atomic64_sub_if_positive(1, v)  argument
575 #define atomic64_inc(v) atomic64_add(1, (v))  argument
583 #define atomic64_dec(v) atomic64_sub(1, (v))  argument
594 #define atomic64_add_negative(i, v) (atomic64_add_return(i, (v)) < 0)  argument