From 6741aad96b054c6cdf4d7d80dedc184646a83873 Mon Sep 17 00:00:00 2001
From: eric_tian <eric_tian@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 7 Dec 2009 04:15:00 +0000
Subject: [PATCH] according to IA32 intel architecture spec, mwait instuction
 needs not the operands.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9527 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdePkg/Library/BaseLib/Ia32/Mwait.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/MdePkg/Library/BaseLib/Ia32/Mwait.S b/MdePkg/Library/BaseLib/Ia32/Mwait.S
index fc776166ea..18a3717481 100644
--- a/MdePkg/Library/BaseLib/Ia32/Mwait.S
+++ b/MdePkg/Library/BaseLib/Ia32/Mwait.S
@@ -34,5 +34,5 @@ ASM_GLOBAL ASM_PFX(AsmMwait)
 ASM_PFX(AsmMwait):
     movl    4(%esp), %eax
     movl    8(%esp), %ecx
-    mwait   %eax, %ecx                  # mwait
+    mwait
     ret