diff options
Diffstat (limited to 'include/asm-sparc64/local.h')
-rw-r--r-- | include/asm-sparc64/local.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/asm-sparc64/local.h b/include/asm-sparc64/local.h new file mode 100644 index 000000000000..dfde115ac892 --- /dev/null +++ b/include/asm-sparc64/local.h | |||
@@ -0,0 +1,40 @@ | |||
1 | #ifndef _ARCH_SPARC64_LOCAL_H | ||
2 | #define _ARCH_SPARC64_LOCAL_H | ||
3 | |||
4 | #include <linux/percpu.h> | ||
5 | #include <asm/atomic.h> | ||
6 | |||
7 | typedef atomic64_t local_t; | ||
8 | |||
9 | #define LOCAL_INIT(i) ATOMIC64_INIT(i) | ||
10 | #define local_read(v) atomic64_read(v) | ||
11 | #define local_set(v,i) atomic64_set(v,i) | ||
12 | |||
13 | #define local_inc(v) atomic64_inc(v) | ||
14 | #define local_dec(v) atomic64_dec(v) | ||
15 | #define local_add(i, v) atomic64_add(i, v) | ||
16 | #define local_sub(i, v) atomic64_sub(i, v) | ||
17 | |||
18 | #define __local_inc(v) ((v)->counter++) | ||
19 | #define __local_dec(v) ((v)->counter--) | ||
20 | #define __local_add(i,v) ((v)->counter+=(i)) | ||
21 | #define __local_sub(i,v) ((v)->counter-=(i)) | ||
22 | |||
23 | /* Use these for per-cpu local_t variables: on some archs they are | ||
24 | * much more efficient than these naive implementations. Note they take | ||
25 | * a variable, not an address. | ||
26 | */ | ||
27 | #define cpu_local_read(v) local_read(&__get_cpu_var(v)) | ||
28 | #define cpu_local_set(v, i) local_set(&__get_cpu_var(v), (i)) | ||
29 | |||
30 | #define cpu_local_inc(v) local_inc(&__get_cpu_var(v)) | ||
31 | #define cpu_local_dec(v) local_dec(&__get_cpu_var(v)) | ||
32 | #define cpu_local_add(i, v) local_add((i), &__get_cpu_var(v)) | ||
33 | #define cpu_local_sub(i, v) local_sub((i), &__get_cpu_var(v)) | ||
34 | |||
35 | #define __cpu_local_inc(v) __local_inc(&__get_cpu_var(v)) | ||
36 | #define __cpu_local_dec(v) __local_dec(&__get_cpu_var(v)) | ||
37 | #define __cpu_local_add(i, v) __local_add((i), &__get_cpu_var(v)) | ||
38 | #define __cpu_local_sub(i, v) __local_sub((i), &__get_cpu_var(v)) | ||
39 | |||
40 | #endif /* _ARCH_SPARC64_LOCAL_H */ | ||