From b187ce9f15c2018d3ee837b873e38eacd331d5c7 Mon Sep 17 00:00:00 2001
From: qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 28 Aug 2006 08:36:01 +0000
Subject: Modify the implementation of performance library so that:
 PcdPerformanceLibraryPropertyMask can turn on/off performance measurement.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1395 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c         | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'EdkModulePkg/Library/DxeCorePerformanceLib')

diff --git a/EdkModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c b/EdkModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c
index 5874902e2e..64c7454c66 100644
--- a/EdkModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c
+++ b/EdkModulePkg/Library/DxeCorePerformanceLib/DxeCorePerformanceLib.c
@@ -236,7 +236,7 @@ StartGauge (
     //
     mGaugeData = CopyMem (mGaugeData, OldGaugeData, OldGaugeDataSize);
     
-    gBS->FreePool (OldGaugeData); 
+    FreePool (OldGaugeData); 
   }
   
   GaugeEntryArray               = (GAUGE_DATA_ENTRY *) (mGaugeData + 1);
@@ -421,6 +421,12 @@ DxeCorePerformanceLibConstructor (
 {
   EFI_STATUS                Status;
 
+  if (!PerformanceMeasurementEnabled ()) {
+    //
+    // Do not initialize performance infrastructure if not required.
+    //
+    return EFI_SUCCESS;
+  }
   //
   // Install the protocol interfaces.
   //
-- 
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