hg: jdk7/hotspot/hotspot: 5 new changesets

y.s.ramakrishna at oracle.com y.s.ramakrishna at oracle.com
Thu May 12 19:36:21 PDT 2011


Changeset: fc2b798ab316
Author:    ysr
Date:      2011-05-10 00:33 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/fc2b798ab316

6883834: ParNew: assert(!_g->to()->is_in_reserved(obj),"Scanning field twice?") with LargeObjects tests
Summary: Fixed process_chunk_boundaries(), used for parallel card scanning when using ParNew/CMS, so as to prevent double-scanning, or worse, non-scanning of imprecisely marked objects exceeding parallel chunk size. Made some sizing parameters for parallel card scanning diagnostic, disabled ParallelGCRetainPLAB, and elaborated and clarified some comments.
Reviewed-by: stefank, johnc

! src/share/vm/gc_implementation/parNew/parCardTableModRefBS.cpp
! src/share/vm/gc_implementation/parNew/parOopClosures.inline.hpp
! src/share/vm/memory/cardTableModRefBS.cpp
! src/share/vm/memory/cardTableModRefBS.hpp
! src/share/vm/memory/cardTableRS.cpp
! src/share/vm/memory/cardTableRS.hpp
! src/share/vm/memory/space.cpp
! src/share/vm/runtime/globals.hpp

Changeset: 97b64f73103b
Author:    iveresov
Date:      2011-05-10 12:26 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/97b64f73103b

7043564: compile warning and copyright fixes
Summary: Fixed the warning, also fixed copyrights in a bunch of files.
Reviewed-by: johnc, kvn

! src/os/linux/vm/os_linux.cpp
! src/share/vm/runtime/advancedThresholdPolicy.cpp
! src/share/vm/runtime/advancedThresholdPolicy.hpp
! src/share/vm/runtime/simpleThresholdPolicy.cpp
! src/share/vm/runtime/simpleThresholdPolicy.hpp

Changeset: 7d64aa23eb96
Author:    ysr
Date:      2011-05-11 15:47 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/7d64aa23eb96

7043891: CMS: assert(_whole_heap.contains(p)) failed: out of bounds access to card marking array
Summary: Fixed assertion checking code that was attempting to translate addresses past end of space for card-table slot. Also elaborated some assertion checking messages.
Reviewed-by: iveresov, jmasa, tonyp

! src/share/vm/gc_implementation/parNew/parCardTableModRefBS.cpp
! src/share/vm/memory/blockOffsetTable.cpp
! src/share/vm/memory/cardTableModRefBS.hpp

Changeset: 30d3b13f1938
Author:    ysr
Date:      2011-05-12 15:05 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/30d3b13f1938

Merge

! src/share/vm/runtime/globals.hpp

Changeset: 153957c9207b
Author:    ysr
Date:      2011-05-12 17:36 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/153957c9207b

Merge




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