From 0c136bbba0cdcb227058fedbb3f676d15eee5cc2 Mon Sep 17 00:00:00 2001
From: Ray Ni <ray.ni@intel.com>
Date: Wed, 31 May 2023 17:24:37 +0800
Subject: [PATCH] MdeModulePkg/SmmCore: Add perf-logging for
 SmmDriverDispatchHandler

SmmDriverDispatchHandler is the routine that dispatches SMM drivers
from FV. It's a time-consuming routine.
Add perf-logging for this routine.

Signed-off-by: Ray Ni <ray.ni@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
---
 MdeModulePkg/Core/PiSmmCore/Dispatcher.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/MdeModulePkg/Core/PiSmmCore/Dispatcher.c b/MdeModulePkg/Core/PiSmmCore/Dispatcher.c
index f635565dd1..bb789e5890 100644
--- a/MdeModulePkg/Core/PiSmmCore/Dispatcher.c
+++ b/MdeModulePkg/Core/PiSmmCore/Dispatcher.c
@@ -28,7 +28,7 @@
   Depex - Dependency Expression.
 
   Copyright (c) 2014, Hewlett-Packard Development Company, L.P.
-  Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2023, Intel Corporation. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -1322,6 +1322,8 @@ SmmDriverDispatchHandler (
     return EFI_NOT_FOUND;
   }
 
+  PERF_CALLBACK_BEGIN (&gEfiEventDxeDispatchGuid);
+
   for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {
     FvHandle = HandleBuffer[HandleIndex];
 
@@ -1511,6 +1513,7 @@ SmmDriverDispatchHandler (
     }
   }
 
+  PERF_CALLBACK_END (&gEfiEventDxeDispatchGuid);
   return EFI_SUCCESS;
 }