git: openjdk/jdk20u: master: 8305403: Shenandoah evacuation workers may deadlock

[Paul Hohensee]

Changeset: 5122deff
Author:    William Kemper <wkemper at openjdk.org>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2023-04-28 14:53:03 +0000
URL:       https://git.openjdk.org/jdk20u/commit/5122deff42c476b8f8970250cc14581adc8daa8f

8305403: Shenandoah evacuation workers may deadlock

Backport-of: 793da60ee833d09db0f6f14b50a7cbd7f4549e3b

! src/hotspot/share/gc/shenandoah/mode/shenandoahIUMode.cpp
! src/hotspot/share/gc/shenandoah/mode/shenandoahSATBMode.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp