\r
gRT->SetVariable (\r
L"PerfDataMemAddr",\r
- &gEfiGlobalVariableGuid,\r
+ &gEfiGenericPlatformVariableGuid,\r
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
sizeof (UINT32),\r
(VOID *) &mAcpiLowMemoryBase\r