diff options
Diffstat (limited to 'include/asm-v850')
| -rw-r--r-- | include/asm-v850/system.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/asm-v850/system.h b/include/asm-v850/system.h index a34ddfafd561..7daf1fdee119 100644 --- a/include/asm-v850/system.h +++ b/include/asm-v850/system.h @@ -103,6 +103,21 @@ static inline unsigned long __xchg (unsigned long with, return tmp; } +#include <asm-generic/cmpxchg-local.h> + +/* + * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make + * them available. + */ +#define cmpxchg_local(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ + (unsigned long)(n), sizeof(*(ptr)))) +#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) + +#ifndef CONFIG_SMP +#include <asm-generic/cmpxchg.h> +#endif + #define arch_align_stack(x) (x) #endif /* __V850_SYSTEM_H__ */ |