MdePkg/BaseSynchronizationLib: Add volatile Interlocked*() APIs

[mirror_edk2.git] / MdePkg / Library / BaseSynchronizationLib / X64 / InterlockedCompareExchange32.c

diff --git a/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c b/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c
index a4d399a80ee06640399540bfca7d966fff1db1d2..ef407af9a922ae5112250c33f2596da0d5c57447 100644 (file)
--- a/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c
+++ b/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c
@@ -1,11 +1,11 @@
 /** @file\r
   InterlockedCompareExchange32 function\r
 \r
-  Copyright (c) 2006 - 2008, 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
-  http://opensource.org/licenses/bsd-license.php\r
+  http://opensource.org/licenses/bsd-license.php.\r
 \r
   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
@@ -44,7 +44,7 @@ long _InterlockedCompareExchange(
 UINT32\r
 EFIAPI\r
 InternalSyncCompareExchange32 (\r
-  IN      UINT32                    *Value,\r
+  IN      volatile UINT32           *Value,\r
   IN      UINT32                    CompareValue,\r
   IN      UINT32                    ExchangeValue\r
   )\r