From 8817ba450c0eac6f7c1ff19b16c11a26ff2ed109 Mon Sep 17 00:00:00 2001
From: Axel Boldt-Christmas <aboldtch@openjdk.org>
Date: Thu, 11 Apr 2024 08:52:01 +0000
Subject: [PATCH] 8330000: ZGC: ZObjArrayAllocator may unnecessarily clear
 TypeArrays twice

Reviewed-by: stefank, eosterlund
---
 src/hotspot/share/gc/z/zObjArrayAllocator.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hotspot/share/gc/z/zObjArrayAllocator.cpp b/src/hotspot/share/gc/z/zObjArrayAllocator.cpp
index b5aaed3a27411..45f65f0e7e5d0 100644
--- a/src/hotspot/share/gc/z/zObjArrayAllocator.cpp
+++ b/src/hotspot/share/gc/z/zObjArrayAllocator.cpp
@@ -126,7 +126,7 @@ oop ZObjArrayAllocator::initialize(HeapWord* mem) const {
       yield_for_safepoint();
 
       // Deal with safepoints
-      if (!seen_gc_safepoint && gc_safepoint_happened()) {
+      if (is_reference_type(element_type) && !seen_gc_safepoint && gc_safepoint_happened()) {
         // The first time we observe a GC safepoint in the yield point,
         // we have to restart processing with 11 remembered bits.
         seen_gc_safepoint = true;