diff --git a/llvm/lib/Transforms/IPO/SampleProfile.cpp b/llvm/lib/Transforms/IPO/SampleProfile.cpp
--- a/llvm/lib/Transforms/IPO/SampleProfile.cpp
+++ b/llvm/lib/Transforms/IPO/SampleProfile.cpp
@@ -2034,6 +2034,13 @@
       ContextTracker = std::make_unique<SampleContextTracker>(
           Reader->getProfiles(), &GUIDToFuncNameMap);
     }
+  } else if (Reader->profileIsProbeBased()) {
+    if (!UseIterativeBFIInference.getNumOccurrences())
+      UseIterativeBFIInference = true;
+    if (!SampleProfileUseProfi.getNumOccurrences())
+      SampleProfileUseProfi = true;
+    if (!EnableExtTspBlockPlacement.getNumOccurrences())
+      EnableExtTspBlockPlacement = true;
   }
 
   // Load pseudo probe descriptors for probe-based function samples.