Reviewed by Qian, Yi <yi.q...@intel.com>

Thanks
QianYi

-----Original Message-----
From: Kinney, Michael D 
Sent: Thursday, May 9, 2019 12:31 PM
To: devel@edk2.groups.io
Cc: Sun, Zailiang <zailiang....@intel.com>; Qian, Yi <yi.q...@intel.com>
Subject: [Patch 04/16] Vlv2TbltDevicePkg/PpmPolicy: Fix call to MP Services 
Protocol

The NumberOfEnabledProcessors parameter to the MP Services Protocol service 
GetNumberOfProcessors() is not optional and is not allowed to be NULL.  Add the 
CpuEnabledCount local variable and pass it into GetNumberOfProcessors().

Cc: Zailiang Sun <zailiang....@intel.com>
Cc: Yi Qian <yi.q...@intel.com>
Signed-off-by: Michael D Kinney <michael.d.kin...@intel.com>
---
 Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c 
b/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c
index 28de8457ce..3583e324e6 100644
--- a/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c
+++ b/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c
@@ -1,5 +1,5 @@
 /**
-  Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2019, Intel Corporation. All rights 
+ reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 
@@ -40,6 +40,7 @@ PpmPolicyEntry(
   EFI_HANDLE                Handle;
   EFI_STATUS                Status;
   UINTN                     CpuCount;
+  UINTN                     CpuEnabledCount;
   UINT8                     CPUMobileFeature;
 
   PCH_STEPPING              Stepping;
@@ -63,7 +64,7 @@ PpmPolicyEntry(
   //
   // Get processor count from MP service.
   //
-  Status = MpService->GetNumberOfProcessors (MpService, &CpuCount, NULL);
+  Status = MpService->GetNumberOfProcessors (MpService, &CpuCount, 
+ &CpuEnabledCount);
   ASSERT_EFI_ERROR (Status);
 
   //
--
2.21.0.windows.1



-- 
Qian Yi

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