20 static __inline__ long local_read(const local_t *l)  in local_read()  argument
22 	return READ_ONCE(l->v);  in local_read()
25 static __inline__ void local_set(local_t *l, long i)  in local_set()  argument
27 	WRITE_ONCE(l->v, i);  in local_set()
31 static __inline__ void local_##op(long i, local_t *l)			\
36 	l->v c_op i;						\
41 static __inline__ long local_##op##_return(long a, local_t *l)		\
47 	t = (l->v c_op a);						\
60 #define local_add_negative(a, l)	(local_add_return((a), (l)) < 0)  argument
61 #define local_inc_return(l)		local_add_return(1LL, l)  argument
62 #define local_inc(l)			local_inc_return(l)  argument
66  * @l: pointer of type local_t
68  * Atomically increments @l by 1
72 #define local_inc_and_test(l)		(local_inc_return(l) == 0)  argument
74 #define local_dec_return(l)		local_sub_return(1LL, l)  argument
75 #define local_dec(l)			local_dec_return(l)  argument
76 #define local_sub_and_test(a, l)	(local_sub_return((a), (l)) == 0)  argument
77 #define local_dec_and_test(l)		(local_dec_return((l)) == 0)  argument
79 static __inline__ long local_cmpxchg(local_t *l, long o, long n)  in local_cmpxchg()  argument
85 	t = l->v;  in local_cmpxchg()
87 		l->v = n;  in local_cmpxchg()
93 static __inline__ long local_xchg(local_t *l, long n)  in local_xchg()  argument
99 	t = l->v;  in local_xchg()
100 	l->v = n;  in local_xchg()
108  * @l: pointer of type local_t
112  * Atomically adds @a to @l, so long as it was not @u.
113  * Returns non-zero if @l was not @u, and zero otherwise.
115 static __inline__ int local_add_unless(local_t *l, long a, long u)  in local_add_unless()  argument
121 	if (l->v != u) {  in local_add_unless()
122 		l->v += a;  in local_add_unless()
130 #define local_inc_not_zero(l)		local_add_unless((l), 1, 0)  argument
137 #define __local_inc(l)		((l)->v++)  argument
138 #define __local_dec(l)		((l)->v++)  argument
139 #define __local_add(i,l)	((l)->v+=(i))  argument
140 #define __local_sub(i,l)	((l)->v-=(i))  argument