4 #include <linux/config.h>
5 #include <linux/percpu.h>
6 #include <asm/atomic.h>
10 typedef atomic_t local_t;
12 #define LOCAL_INIT(i) ATOMIC_INIT(i)
13 #define local_read(v) atomic_read(v)
14 #define local_set(v,i) atomic_set(v,i)
16 #define local_inc(v) atomic_inc(v)
17 #define local_dec(v) atomic_dec(v)
18 #define local_add(i, v) atomic_add(i, v)
19 #define local_sub(i, v) atomic_sub(i, v)
23 typedef atomic64_t local_t;
25 #define LOCAL_INIT(i) ATOMIC64_INIT(i)
26 #define local_read(v) atomic64_read(v)
27 #define local_set(v,i) atomic64_set(v,i)
29 #define local_inc(v) atomic64_inc(v)
30 #define local_dec(v) atomic64_dec(v)
31 #define local_add(i, v) atomic64_add(i, v)
32 #define local_sub(i, v) atomic64_sub(i, v)
36 #define __local_inc(v) ((v)->counter++)
37 #define __local_dec(v) ((v)->counter--)
38 #define __local_add(i,v) ((v)->counter+=(i))
39 #define __local_sub(i,v) ((v)->counter-=(i))
42 * Use these for per-cpu local_t variables: on some archs they are
43 * much more efficient than these naive implementations. Note they take
44 * a variable, not an address.
46 #define cpu_local_read(v) local_read(&__get_cpu_var(v))
47 #define cpu_local_set(v, i) local_set(&__get_cpu_var(v), (i))
49 #define cpu_local_inc(v) local_inc(&__get_cpu_var(v))
50 #define cpu_local_dec(v) local_dec(&__get_cpu_var(v))
51 #define cpu_local_add(i, v) local_add((i), &__get_cpu_var(v))
52 #define cpu_local_sub(i, v) local_sub((i), &__get_cpu_var(v))
54 #define __cpu_local_inc(v) __local_inc(&__get_cpu_var(v))
55 #define __cpu_local_dec(v) __local_dec(&__get_cpu_var(v))
56 #define __cpu_local_add(i, v) __local_add((i), &__get_cpu_var(v))
57 #define __cpu_local_sub(i, v) __local_sub((i), &__get_cpu_var(v))
59 #endif /* _ASM_LOCAL_H */