hg: shenandoah/jdk9/hotspot: 3 new changesets

[ashipile at redhat.com]

Changeset: 1f322a1174a6
Author:    shade
Date:      2017-09-06 20:19 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/1f322a1174a6

[backport] Let ExplicitGCInvokesConcurrent be off by default

! src/share/vm/runtime/arguments.cpp
! test/gc/shenandoah/options/TestExplicitGC.java

Changeset: c6971bf93e72
Author:    shade
Date:      2017-09-06 20:19 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/c6971bf93e72

[backport] System.gc() with ExplicitGCInvokesConcurrent should block

! src/share/vm/gc/shenandoah/shenandoahConcurrentThread.cpp
! src/share/vm/gc/shenandoah/shenandoahConcurrentThread.hpp
! src/share/vm/gc/shenandoah/shenandoahHeap.cpp
! test/gc/shenandoah/options/TestExplicitGC.java

Changeset: 0d9f6c7c4678
Author:    shade
Date:      2017-09-06 20:20 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/0d9f6c7c4678

[backport] ExplicitGCInvokesConcurrent should be disabled for "passive" heuristics

! src/share/vm/gc/shenandoah/shenandoahCollectorPolicy.cpp
+ test/gc/shenandoah/options/TestExplicitGCNoConcurrent.java