git: openjdk/jdk: master: 8373720: GenShen: Count live-at-old mark using Snapshot at Beginning

[Kelvin Nilsen]

Changeset: 17d633a8
Branch: master
Author:    Kelvin Nilsen <kdnilsen at openjdk.org>
Date:      2025-12-17 22:21:24 +0000
URL:       https://git.openjdk.org/jdk/commit/17d633a8ee7538625501a90469cb6a68b9ba4820

8373720: GenShen: Count live-at-old mark using Snapshot at Beginning

Reviewed-by: ysr

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahOldHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahGenerationalEvacuationTask.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.inline.hpp