hg: jdk9/hs/hotspot: 8165858: heapRegionManager is missing volatile specifier for _claims.

[kim.barrett at oracle.com]

Changeset: c2ecbb9ee746
Author:    eosterlund
Date:      2016-09-24 16:02 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/c2ecbb9ee746

8165858: heapRegionManager is missing volatile specifier for _claims.
Summary: Added volatile specifier.
Reviewed-by: kbarrett, tschatzl

! src/share/vm/gc/g1/heapRegionManager.cpp
! src/share/vm/gc/g1/heapRegionManager.hpp