hg: shenandoah/jdk8u/hotspot: Fix another deadlock with oom_during_evacuation()

[roman at kennke.org]

Changeset: 835e79217215
Author:    rkennke
Date:      2017-01-11 15:52 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk8u/hotspot/rev/835e79217215

Fix another deadlock with oom_during_evacuation()

! src/share/vm/gc_implementation/shenandoah/shenandoahConcurrentThread.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp
! src/share/vm/gc_implementation/shenandoah/shenandoahHeap.hpp
! src/share/vm/gc_implementation/shenandoah/shenandoahMarkCompact.cpp
! src/share/vm/gc_implementation/shenandoah/vm_operations_shenandoah.cpp