git: openjdk/jdk: 8308181: Generational ZGC: Remove CLDG_lock from old gen root scanning

[Erik Österlund]

Changeset: 8011ba74
Author:    Erik Österlund <eosterlund at openjdk.org>
Date:      2023-05-22 10:20:45 +0000
URL:       https://git.openjdk.org/jdk/commit/8011ba74a20c069e094a878ab4a1843036521272

8308181: Generational ZGC: Remove CLDG_lock from old gen root scanning

Reviewed-by: ayang, aboldtch

! src/hotspot/share/gc/z/zGeneration.cpp
! src/hotspot/share/gc/z/zMark.cpp