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-rw-r--r--include/atomic.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/atomic.h b/include/atomic.h
index 725d9c1f98..299f196e25 100644
--- a/include/atomic.h
+++ b/include/atomic.h
@@ -101,8 +101,8 @@
 
 
 /* Store NEWVALUE in *MEM and return the old value.  */
-#ifndef atomic_exchange
-# define atomic_exchange(mem, newvalue) \
+#ifndef atomic_exchange_acq
+# define atomic_exchange_acq(mem, newvalue) \
   ({ __typeof (*(mem)) __oldval;					      \
      __typeof (mem) __memp = (mem);					      \
      __typeof (*(mem)) __value = (newvalue);				      \
@@ -117,6 +117,10 @@
      __oldval; })
 #endif
 
+#ifndef atomic_exchange_rel
+# define atomic_exchange_rel(mem, newvalue) atomic_exchange_acq (mem, newvalue)
+#endif
+
 
 /* Add VALUE to *MEM and return the old value of *MEM.  */
 #ifndef atomic_exchange_and_add