diff --git a/include/ucore/atomic.h b/include/ucore/atomic.h
index 84e34d5..bb9194d 100644
--- a/include/ucore/atomic.h
+++ b/include/ucore/atomic.h
@@ -34,6 +34,11 @@
  */
 #define UC_ATOMIC_INC(ptr) UC_ATOMIC_ADD((ptr), 1)
 
+/**
+ * Atomically get the value of *ptr
+ * @return value of *ptr
+ */
+#define UC_ATOMIC_GET(ptr) UC_ATOMIC_ADD((ptr), 0)
 
 /**
  * Atomic Compare-And-Swap. If *ptr is oldval, write newwal to *ptr.