git: openjdk/jdk: 8238761: Asynchronous handshakes

[Robbin Ehn]

Changeset: 6bddeb70
Author:    Robbin Ehn <rehn at openjdk.org>
Date:      2020-09-29 08:50:54 +0000
URL:       https://git.openjdk.java.net/jdk/commit/6bddeb70

8238761: Asynchronous handshakes

Reviewed-by: pchilanomate, dcubed, dholmes, coleenp, sspitsyn

! src/hotspot/share/memory/iterator.hpp
! src/hotspot/share/prims/jvmtiEnv.cpp
! src/hotspot/share/prims/jvmtiEnvBase.cpp
! src/hotspot/share/prims/jvmtiEnvBase.hpp
! src/hotspot/share/prims/jvmtiEnvThreadState.cpp
! src/hotspot/share/prims/jvmtiEventController.cpp
! src/hotspot/share/prims/jvmtiThreadState.cpp
! src/hotspot/share/prims/whitebox.cpp
! src/hotspot/share/runtime/biasedLocking.cpp
! src/hotspot/share/runtime/handshake.cpp
! src/hotspot/share/runtime/handshake.hpp
! src/hotspot/share/runtime/interfaceSupport.inline.hpp
! src/hotspot/share/runtime/mutexLocker.cpp
! src/hotspot/share/runtime/safepointMechanism.cpp
! src/hotspot/share/runtime/safepointMechanism.hpp
! src/hotspot/share/runtime/thread.cpp
! src/hotspot/share/runtime/thread.hpp
+ src/hotspot/share/utilities/filterQueue.hpp
+ src/hotspot/share/utilities/filterQueue.inline.hpp
+ test/hotspot/gtest/utilities/test_filterQueue.cpp
+ test/hotspot/jtreg/runtime/handshake/AsyncHandshakeWalkStackTest.java
! test/hotspot/jtreg/runtime/handshake/HandshakeDirectTest.java
+ test/hotspot/jtreg/runtime/handshake/MixedHandshakeWalkStackTest.java
! test/lib/sun/hotspot/WhiteBox.java