1 files changed, 4 insertions, 1 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/WriteIdtr.c b/MdePkg/Library/BaseLib/Ia32/WriteIdtr.c
index 33d2b29fe8..d58520fb25 100644
--- a/MdePkg/Library/BaseLib/Ia32/WriteIdtr.c
+++ b/MdePkg/Library/BaseLib/Ia32/WriteIdtr.c
@@ -1,7 +1,7 @@
 /** @file
   AsmWriteIdtr function
 
-  Copyright (c) 2006 - 2008, Intel Corporation<BR>
+  Copyright (c) 2006 - 2010, Intel Corporation<BR>
   All rights reserved. This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
   which accompanies this distribution.  The full text of the license may be found at
@@ -32,7 +32,10 @@ InternalX86WriteIdtr (
 {
   _asm {
     mov     eax, Idtr
+    pushfd
+    cli
     lidt    fword ptr [eax]
+    popfd
   }
 }