From 36ca5bbc82f3fe3855016bc6e74e169cb3f2857a Mon Sep 17 00:00:00 2001
From: Albert Mingkun Yang <ayang@openjdk.org>
Date: Thu, 2 Jul 2026 11:28:39 +0000
Subject: [PATCH] 8387129: Parallel: Wrong TaskTerminator in
 ParallelScavengeRefProcProxyTask

Reviewed-by: jsikstro, tschatzl
---
 src/hotspot/share/gc/parallel/psCompactionManager.hpp | 1 -
 src/hotspot/share/gc/parallel/psPromotionManager.hpp  | 1 +
 src/hotspot/share/gc/parallel/psScavenge.cpp          | 2 +-
 3 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/hotspot/share/gc/parallel/psCompactionManager.hpp b/src/hotspot/share/gc/parallel/psCompactionManager.hpp
index ee8ab3f7df0..cd56bf1c91e 100644
--- a/src/hotspot/share/gc/parallel/psCompactionManager.hpp
+++ b/src/hotspot/share/gc/parallel/psCompactionManager.hpp
@@ -60,7 +60,6 @@ public:
 class ParCompactionManager : public CHeapObj<mtGC> {
   friend class MarkFromRootsTask;
   friend class ParallelCompactRefProcProxyTask;
-  friend class ParallelScavengeRefProcProxyTask;
   friend class ParMarkBitMap;
   friend class PSParallelCompact;
   friend class FillDensePrefixAndCompactionTask;
diff --git a/src/hotspot/share/gc/parallel/psPromotionManager.hpp b/src/hotspot/share/gc/parallel/psPromotionManager.hpp
index edce4861d4d..287808429d3 100644
--- a/src/hotspot/share/gc/parallel/psPromotionManager.hpp
+++ b/src/hotspot/share/gc/parallel/psPromotionManager.hpp
@@ -55,6 +55,7 @@ class ParCompactionManager;
 
 class PSPromotionManager {
   friend class PSScavenge;
+  friend class ParallelScavengeRefProcProxyTask;
   friend class ScavengeRootsTask;
 
  private:
diff --git a/src/hotspot/share/gc/parallel/psScavenge.cpp b/src/hotspot/share/gc/parallel/psScavenge.cpp
index 8dbd2485e76..883bcb81a50 100644
--- a/src/hotspot/share/gc/parallel/psScavenge.cpp
+++ b/src/hotspot/share/gc/parallel/psScavenge.cpp
@@ -193,7 +193,7 @@ class ParallelScavengeRefProcProxyTask : public RefProcProxyTask {
 public:
   ParallelScavengeRefProcProxyTask(uint max_workers)
     : RefProcProxyTask("ParallelScavengeRefProcProxyTask", max_workers),
-      _terminator(max_workers, ParCompactionManager::marking_stacks()) {}
+      _terminator(max_workers, PSPromotionManager::vm_thread_promotion_manager()->stack_array_depth()) {}
 
   void work(uint worker_id) override {
     assert(worker_id < _max_workers, "sanity");