git: openjdk/jdk: jdk26: 8373116: Genshen: arraycopy_work should be always done for arrays in old gen during young concurrent marking

[Xiaolong Peng]

Changeset: 15b5789f
Branch: jdk26
Author:    Xiaolong Peng <xpeng at openjdk.org>
Date:      2025-12-10 17:34:07 +0000
URL:       https://git.openjdk.org/jdk/commit/15b5789f554cb7b2467a6a0efb4e4cd129ee609b

8373116: Genshen: arraycopy_work should be always done for arrays in old gen during young concurrent marking
8372498: [genshen] gc/TestAllocHumongousFragment.java#generational causes intermittent SIGSEGV crashes

Reviewed-by: shade, wkemper
Backport-of: c9ab330b7bdd3cc2410ffdb336a63aa0ac7256a3

! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.hpp
! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.inline.hpp