hg: jdk7/hotspot-gc/hotspot: 6919638: CMS: ExplicitGCInvokesConcurrent misinteracts with gc locker

[y.s.ramakrishna at oracle.com]

Changeset: bb843ebc7c55
Author:    ysr
Date:      2010-05-03 20:19 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/bb843ebc7c55

6919638: CMS: ExplicitGCInvokesConcurrent misinteracts with gc locker
Summary: GC-locker induced concurrent full gc should be asynchronous; policy now controlled by a separate flag, which defaults to false.
Reviewed-by: jmasa

! src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
! src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp
! src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.hpp
! src/share/vm/memory/genCollectedHeap.cpp
! src/share/vm/runtime/globals.hpp