Reviewed-by: Ray Ni <ray.ni@intel.com>

Thanks,
Ray
________________________________
From: Wu, Jiaxin <jiaxin.wu@intel.com>
Sent: Monday, April 29, 2024 13:31
To: devel@edk2.groups.io <devel@edk2.groups.io>
Cc: Ni, Ray <ray.ni@intel.com>; Zeng, Star <star.zeng@intel.com>; Gerd Hoffmann <kraxel@redhat.com>; Kumar, Rahul R <rahul.r.kumar@intel.com>
Subject: [PATCH v1] UefiCpuPkg/Library: Cleanup debug message in LmceSupport

ProcessorNumber 0 is not always BSP. Debug message based on 0
of ProcessorNumber is incorrect.

This patch is to clean the debug message in LmceSupport
directly.

Cc: Ray Ni <ray.ni@intel.com>
Cc: Zeng Star <star.zeng@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Signed-off-by: Jiaxin Wu <jiaxin.wu@intel.com>
---
 UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c b/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c
index d8b070d9f1..cb569769a1 100644
--- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c
+++ b/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c
@@ -1,9 +1,9 @@
 /** @file
   Machine Check features.

-  Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2017 - 2024, Intel Corporation. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent

 **/

 #include "CpuCommonFeatures.h"
@@ -287,13 +287,10 @@ LmceSupport (
   if (!McaSupport (ProcessorNumber, CpuInfo, ConfigData)) {
     return FALSE;
   }

   McgCap.Uint64 = AsmReadMsr64 (MSR_IA32_MCG_CAP);
-  if (ProcessorNumber == 0) {
-    DEBUG ((DEBUG_INFO, "LMCE enable = %x\n", (BOOLEAN)(McgCap.Bits.MCG_LMCE_P != 0)));
-  }

   return (BOOLEAN)(McgCap.Bits.MCG_LMCE_P != 0);
 }

 /**
--
2.16.2.windows.1



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