Code scrub:

MdePkg/Library/BaseCacheMaintenanceLib
MdePkg/Library/BaseDebugLibNull
MdePkg/Library/BaseIoLibIntrinsic
MdePkg/Library/BaseLib
MdePkg/Library/BaseMemoryLib
MdePkg/Library/BaseMemoryLibMmx
MdePkg/Library/BaseMemoryLibOptDxe
MdePkg/Library/BaseMemoryLibOptPei
MdePkg/Library/BaseMemoryLibRepStr
MdePkg/Library/BaseMemoryLibSse2
MdePkg/Library/BasePeCoffGetEntryPointLib


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5426 6f19259b-4bc3-4df7-8a09-765794883524

MdePkg/Library/BaseLib/SynchronizationMsc.c

@@ -51,7 +51,6 @@ GetSpinLockProperties (
   VOID
   )
 {
-  // @bug May use a PCD entry to determine this alignment.
   return 32;
 }
 
@@ -68,7 +67,7 @@ GetSpinLockProperties (
   @param  SpinLock  A pointer to the spin lock to initialize to the released
                     state.
 
-  @return SpinLock
+  @return SpinLock in released state.
 
 **/
 SPIN_LOCK *
@@ -103,7 +102,7 @@ InitializeSpinLock (
 
   @param  SpinLock  A pointer to the spin lock to place in the acquired state.
 
-  @return SpinLock
+  @return SpinLock aquiring lock.
 
 **/
 SPIN_LOCK *
@@ -226,7 +225,7 @@ AcquireSpinLockOrFail (
 
   @param  SpinLock  A pointer to the spin lock to release.
 
-  @return SpinLock
+  @return SpinLock releasing lock.
 
 **/
 SPIN_LOCK *
@@ -375,6 +374,8 @@ InterlockedCompareExchange64 (
                         operation.
   @param  CompareValue  Pointer value used in compare operation.
   @param  ExchangeValue Pointer value used in exchange operation.
+  
+  @return The original *Value before exchange.
 
 **/
 VOID *