MdePkg/BaseSynchronizationLib: Add volatile Interlocked*() APIs

[mirror_edk2.git] / MdePkg / Library / BaseSynchronizationLib / Ia32 / InterlockedCompareExchange64.c

diff --git a/MdePkg/Library/BaseSynchronizationLib/Ia32/InterlockedCompareExchange64.c b/MdePkg/Library/BaseSynchronizationLib/Ia32/InterlockedCompareExchange64.c
index 73af6ef91a338f36adfc2a117a5b20678308d914..0bdbd791ecb16835a100988bc654d1f40e34b104 100644 (file)
--- a/MdePkg/Library/BaseSynchronizationLib/Ia32/InterlockedCompareExchange64.c
+++ b/MdePkg/Library/BaseSynchronizationLib/Ia32/InterlockedCompareExchange64.c
@@ -1,7 +1,7 @@
 /** @file\r
   InterlockedCompareExchange64 function\r
 \r
-  Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
   which accompanies this distribution.  The full text of the license may be found at\r
@@ -34,7 +34,7 @@
 UINT64\r
 EFIAPI\r
 InternalSyncCompareExchange64 (\r
-  IN      UINT64                    *Value,\r
+  IN      volatile UINT64           *Value,\r
   IN      UINT64                    CompareValue,\r
   IN      UINT64                    ExchangeValue\r
   )\r