hg: jdk8u/hs-dev/hotspot: 8062063: Usage of UseHugeTLBFS, UseLargePagesInMetaspace and huge SurvivorAlignmentInBytes cause crashes in CMBitMapClosure::do_bit

Changeset: 06face256a8c Author: sjohanss Date: 2015-01-12 15:24 +0100 URL: http://hg.openjdk.java.net/jdk8u/hs-dev/hotspot/rev/06face256a8c 8062063: Usage of UseHugeTLBFS, UseLargePagesInMetaspace and huge SurvivorAlignmentInBytes cause crashes in CMBitMapClosure::do_bit Summary: Making sure committed memory is cleared when re-committed, even if using large pages. Reviewed-by: jwilhelm, tschatzl ! src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.cpp ! src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.hpp ! src/share/vm/gc_implementation/g1/g1RegionToSpaceMapper.cpp