hg: jdk/sandbox: 8244340: Handshake processing thread lacks yielding

[chris.hegarty at oracle.com]

Changeset: 67a435ce2dc2
Author:    rehn
Date:      2020-05-14 19:36 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/67a435ce2dc2

8244340: Handshake processing thread lacks yielding
Reviewed-by: pchilanomate, dholmes, dcubed

! src/hotspot/share/runtime/handshake.cpp
! src/hotspot/share/runtime/handshake.hpp
! src/hotspot/share/runtime/thread.hpp