git: openjdk/jdk: 8249004: Reduce ThreadsListHandle overhead in relation to direct handshakes

[Daniel D.Daugherty]

Changeset: ea23e733
Author:    Daniel D. Daugherty <dcubed at openjdk.org>
Date:      2021-11-08 14:45:04 +0000
URL:       https://git.openjdk.java.net/jdk/commit/ea23e7333e03abb4aca3e9f3854bab418a4b70e2

8249004: Reduce ThreadsListHandle overhead in relation to direct handshakes

Reviewed-by: coleenp, sspitsyn, dholmes, rehn

! src/hotspot/share/prims/jvmtiEnv.cpp
! src/hotspot/share/prims/jvmtiEventController.cpp
! src/hotspot/share/prims/whitebox.cpp
! src/hotspot/share/runtime/handshake.cpp
! src/hotspot/share/runtime/handshake.hpp
! src/hotspot/share/runtime/thread.cpp
! src/hotspot/share/runtime/thread.hpp