git: openjdk/jdk17u-dev: 8334482: Shenandoah: Deadlock when safepoint is pending during nmethods iteration

[Aleksey Shipilev]

Changeset: 2ec87177
Branch: master
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2024-08-02 08:29:31 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/2ec87177d436f8f97dc3358d4ad1355e7c4b6a26

8334482: Shenandoah: Deadlock when safepoint is pending during nmethods iteration

Reviewed-by: phh
Backport-of: 2aeb12ec03944c777d617d0be48982fd225b16e7

! src/hotspot/share/gc/shenandoah/shenandoahCodeRoots.cpp
! src/hotspot/share/gc/shenandoah/shenandoahConcurrentGC.cpp
! src/hotspot/share/gc/shenandoah/shenandoahNMethod.cpp
! src/hotspot/share/gc/shenandoah/shenandoahNMethod.hpp