hg: jdk/jdk: 8233281: Obsolete UseSemaphoreGCThreadsSynchronization

[stefan.karlsson at oracle.com]

Changeset: 491f3b3e2cbd
Author:    stefank
Date:      2020-08-17 11:30 +0200
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/491f3b3e2cbd

8233281: Obsolete UseSemaphoreGCThreadsSynchronization
Reviewed-by: tschatzl, kbarrett, ayang

! src/hotspot/share/gc/shared/gc_globals.hpp
! src/hotspot/share/gc/shared/workgroup.cpp
! src/hotspot/share/gc/shared/workgroup.hpp
! src/hotspot/share/runtime/arguments.cpp