@@ -73,6 +73,7 @@ UINT8    *mPerformancePointer  = NULL;
 UINT8    *mBootRecordBuffer    = NULL;
 BOOLEAN  mLockInsertRecord     = FALSE;
 CHAR8    *mDevicePathString    = NULL;
+UINTN    mBootRecordOffset     = 0;

[ray.1] How about mSmmBootRecordOffset?
 
 EFI_DEVICE_PATH_TO_TEXT_PROTOCOL  *mDevicePathToText = NULL;
 
@@ -236,6 +237,7 @@ InternalGetSmmPerfData (
   VOID                                     *SmmBootRecordData;
   UINTN                                    SmmBootRecordDataSize;
   UINTN                                    ReservedMemSize;
+  UINTN                                    CurrentRecordOffset;

[ray.2] How about "SmmBootRecordDataRetrieved"?