hg: jdk/jdk: 8224151: Test vmTestbase/nsk/sysdict/vm/stress/chain/chain007/chain007.java might hang with release binaries

[coleen.phillimore at oracle.com]

Changeset: c5fe45d1281d
Author:    coleenp
Date:      2019-06-06 15:09 -0400
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/c5fe45d1281d

8224151: Test vmTestbase/nsk/sysdict/vm/stress/chain/chain007/chain007.java might hang with release binaries
Summary: Fix deadlock on ClassLoaderDataGraph_lock and g1 clear_claimed_marks.
Reviewed-by: tschatzl, lfoltan, eosterlund

! src/hotspot/share/classfile/classLoaderData.hpp
! src/hotspot/share/classfile/classLoaderDataGraph.cpp
! src/hotspot/share/classfile/classLoaderDataGraph.hpp
! src/hotspot/share/gc/g1/g1ConcurrentMarkThread.cpp
! src/hotspot/share/runtime/vmStructs.cpp