1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-h8300/atomic.h b/include/asm-h8300/atomic.h
index d891541e89c3..21f54428c86b 100644
--- a/include/asm-h8300/atomic.h
+++ b/include/asm-h8300/atomic.h
@@ -95,6 +95,8 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
         return ret;
 }
 
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+
 static inline int atomic_add_unless(atomic_t *v, int a, int u)
 {
         int ret;