From d706d9c64ac6074f3066f0531b66f59f4991973b Mon Sep 17 00:00:00 2001
From: Dun Tan <dun.tan@intel.com>
Date: Mon, 10 Apr 2023 09:06:42 +0800
Subject: UefiCpuPkg: Extern mSmmShadowStackSize in PiSmmCpuDxeSmm.h

Extern mSmmShadowStackSize in PiSmmCpuDxeSmm.h and remove
extern for mSmmShadowStackSize in c files to simplify code.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
---
 UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c      | 2 --
 UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmmFuncsArch.c | 3 +--
 2 files changed, 1 insertion(+), 4 deletions(-)

(limited to 'UefiCpuPkg/PiSmmCpuDxeSmm/X64')

diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c
index 0bed857cae..46d8ff5d4e 100644
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c
@@ -13,8 +13,6 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #define PAGE_TABLE_PAGES  8
 #define ACC_MAX_BIT       BIT3
 
-extern UINTN  mSmmShadowStackSize;
-
 LIST_ENTRY                mPagePool           = INITIALIZE_LIST_HEAD_VARIABLE (mPagePool);
 BOOLEAN                   m1GPageTableSupport = FALSE;
 BOOLEAN                   mCpuSmmRestrictedMemoryAccess;
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmmFuncsArch.c b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmmFuncsArch.c
index 00a284c369..c4f21e2155 100644
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmmFuncsArch.c
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/SmmFuncsArch.c
@@ -1,7 +1,7 @@
 /** @file
   SMM CPU misc functions for x64 arch specific.
 
-Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2015 - 2023, Intel Corporation. All rights reserved.<BR>
 SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -12,7 +12,6 @@ EFI_PHYSICAL_ADDRESS  mGdtBuffer;
 UINTN                 mGdtBufferSize;
 
 extern BOOLEAN  mCetSupported;
-extern UINTN    mSmmShadowStackSize;
 
 X86_ASSEMBLY_PATCH_LABEL  mPatchCetPl0Ssp;
 X86_ASSEMBLY_PATCH_LABEL  mPatchCetInterruptSsp;
-- 
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