From 30be94086aad42b99a15a05fe5115f552e8efb8b Mon Sep 17 00:00:00 2001
From: Jonas Norlinder <jnorlinder@openjdk.org>
Date: Tue, 16 Dec 2025 21:33:27 +0000
Subject: [PATCH] 8373625: CPUTimeCounters creates a total counter for
 unsupported GCs

Reviewed-by: sjohanss, tschatzl
---
 src/hotspot/share/runtime/cpuTimeCounters.hpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/hotspot/share/runtime/cpuTimeCounters.hpp b/src/hotspot/share/runtime/cpuTimeCounters.hpp
index 9ad00492731..c2e636bdb1d 100644
--- a/src/hotspot/share/runtime/cpuTimeCounters.hpp
+++ b/src/hotspot/share/runtime/cpuTimeCounters.hpp
@@ -28,6 +28,7 @@
 #define SHARE_RUNTIME_CPUTIMECOUNTERS_HPP
 
 
+#include "gc/shared/gc_globals.hpp"
 #include "memory/iterator.hpp"
 #include "runtime/os.hpp"
 #include "runtime/perfData.hpp"
@@ -83,7 +84,9 @@ public:
     assert(_instance == nullptr, "we can only allocate one CPUTimeCounters object");
     if (UsePerfData && os::is_thread_cpu_time_supported()) {
       _instance = new CPUTimeCounters();
-      create_counter(SUN_THREADS, CPUTimeGroups::CPUTimeType::gc_total);
+      if (UseG1GC || UseParallelGC) {
+        create_counter(SUN_THREADS, CPUTimeGroups::CPUTimeType::gc_total);
+      }
     }
   }