hg: jdk/submit: 8237143: Eliminate DirtyCardQ_cbl_mon

[kim.barrett at oracle.com]

Changeset: 59daa8db33ce
Author:    kbarrett
Date:      2020-02-06 19:09 -0500
URL:       https://hg.openjdk.java.net/jdk/submit/rev/59daa8db33ce

8237143: Eliminate DirtyCardQ_cbl_mon
Summary: Replace locked data structures with lock-free data structures.
Reviewed-by: tschatzl, sangheki

! src/hotspot/share/gc/g1/g1BarrierSet.cpp
! src/hotspot/share/gc/g1/g1CollectedHeap.cpp
! src/hotspot/share/gc/g1/g1ConcurrentRefine.cpp
! src/hotspot/share/gc/g1/g1ConcurrentRefineThread.cpp
! src/hotspot/share/gc/g1/g1ConcurrentRefineThread.hpp
! src/hotspot/share/gc/g1/g1DirtyCardQueue.cpp
! src/hotspot/share/gc/g1/g1DirtyCardQueue.hpp
! src/hotspot/share/gc/shared/ptrQueue.hpp
! src/hotspot/share/runtime/mutexLocker.cpp
! src/hotspot/share/runtime/mutexLocker.hpp