git: openjdk/jdk: 8137022: Concurrent refinement thread adjustment and (de-)activation suboptimal

[Kim Barrett]

Changeset: 028e8b3d
Author:    Kim Barrett <kbarrett at openjdk.org>
Date:      2022-10-20 20:29:19 +0000
URL:       https://git.openjdk.org/jdk/commit/028e8b3d5e7e1791a9ed0af244f74d21fb12ba81

8137022: Concurrent refinement thread adjustment and (de-)activation suboptimal
8155996: Improve concurrent refinement green zone control
8134303: Introduce -XX:-G1UseConcRefinement

Reviewed-by: sjohanss, tschatzl, iwalulya, ayang

! src/hotspot/share/gc/g1/g1Analytics.cpp
! src/hotspot/share/gc/g1/g1Analytics.hpp
! src/hotspot/share/gc/g1/g1Arguments.cpp
! src/hotspot/share/gc/g1/g1CollectedHeap.cpp
! src/hotspot/share/gc/g1/g1ConcurrentRefine.cpp
! src/hotspot/share/gc/g1/g1ConcurrentRefine.hpp
! src/hotspot/share/gc/g1/g1ConcurrentRefineThread.cpp
! src/hotspot/share/gc/g1/g1ConcurrentRefineThread.hpp
+ src/hotspot/share/gc/g1/g1ConcurrentRefineThreadsNeeded.cpp
+ src/hotspot/share/gc/g1/g1ConcurrentRefineThreadsNeeded.hpp
! src/hotspot/share/gc/g1/g1DirtyCardQueue.cpp
! src/hotspot/share/gc/g1/g1DirtyCardQueue.hpp
! src/hotspot/share/gc/g1/g1Policy.cpp
! src/hotspot/share/gc/g1/g1Policy.hpp
! src/hotspot/share/gc/g1/g1RemSet.cpp
! src/hotspot/share/gc/g1/g1RemSet.hpp
! src/hotspot/share/gc/g1/g1RemSetSummary.cpp
! src/hotspot/share/gc/g1/g1RemSetSummary.hpp
! src/hotspot/share/gc/g1/g1YoungCollector.cpp
! src/hotspot/share/gc/g1/g1YoungCollector.hpp
! src/hotspot/share/gc/g1/g1_globals.hpp
! src/hotspot/share/runtime/arguments.cpp
! test/hotspot/gtest/gc/g1/test_g1ServiceThread.cpp
- test/hotspot/jtreg/gc/g1/TestBuffersToCardsOverflow.java