1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-parisc/atomic.h b/include/asm-parisc/atomic.h
index 048a2c7fd0c0..52c9a45b5f87 100644
--- a/include/asm-parisc/atomic.h
+++ b/include/asm-parisc/atomic.h
@@ -164,6 +164,7 @@ static __inline__ int atomic_read(const atomic_t *v)
 }
 
 /* exported interface */
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
 
 #define atomic_add(i,v) ((void)(__atomic_add_return( ((int)i),(v))))
 #define atomic_sub(i,v) ((void)(__atomic_add_return(-((int)i),(v))))