1 files changed, 3 insertions, 9 deletions
diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c b/UefiCpuPkg/Library/MpInitLib/MpLib.c
index ccc01859f0..f904751b0d 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c
@@ -710,17 +710,16 @@ PlaceAPInMwaitLoopOrRunLoop (
 /**
   This function will be called from AP reset code if BSP uses WakeUpAP.
 
-  @param[in] ExchangeInfo     Pointer to the MP exchange info buffer
+  @param[in] CpuMpData        Pointer to CPU MP Data
   @param[in] ApIndex          Number of current executing AP
 **/
 VOID
 EFIAPI
 ApWakeupFunction (
-  IN MP_CPU_EXCHANGE_INFO  *ExchangeInfo,
-  IN UINTN                 ApIndex
+  IN CPU_MP_DATA  *CpuMpData,
+  IN UINTN        ApIndex
   )
 {
-  CPU_MP_DATA       *CpuMpData;
   UINTN             ProcessorNumber;
   EFI_AP_PROCEDURE  Procedure;
   VOID              *Parameter;
@@ -732,11 +731,6 @@ ApWakeupFunction (
   AP_STACK_DATA     *ApStackData;
 
   //
-  // AP finished assembly code and begin to execute C code
-  //
-  CpuMpData = ExchangeInfo->CpuMpData;
-
-  //
   // AP's local APIC settings will be lost after received INIT IPI
   // We need to re-initialize them at here
   //