From 33f8d3bbae6c53c6569ef3a1095e87c692340312 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nils=20O=2E=20Sel=C3=A5sdal?= <noselasd@fiane.dyndns.org>
Date: Mon, 1 Sep 2014 22:19:54 +0200
Subject: [PATCH] Add ATOMIC_GET

---
 include/ucore/atomic.h | 5 +++++
 1 file changed, 5 insertions(+)

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.