diff options
Diffstat (limited to 'include/asm-m68k')
| -rw-r--r-- | include/asm-m68k/atomic.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-m68k/atomic.h b/include/asm-m68k/atomic.h index 38f3043e7fe..b821975a361 100644 --- a/include/asm-m68k/atomic.h +++ b/include/asm-m68k/atomic.h @@ -139,6 +139,8 @@ static inline void atomic_set_mask(unsigned long mask, unsigned long *v) __asm__ __volatile__("orl %1,%0" : "+m" (*v) : "id" (mask)); } +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) + /* Atomic operations are already serializing */ #define smp_mb__before_atomic_dec() barrier() #define smp_mb__after_atomic_dec() barrier() |