hg: jdk7/hotspot/hotspot: 6 new changesets

[john.coomes at oracle.com]

Changeset: 3bfae429e2cf
Author:    ysr
Date:      2010-05-03 10:24 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/3bfae429e2cf

6948537: CMS: BOT walkers observe out-of-thin-air zeros on sun4v sparc/CMT
Summary: On sun4v/CMT avoid use of memset() in BOT updates so as to prevent concurrent BOT readers from seeing the phantom zeros arising from memset()'s use of BIS.
Reviewed-by: jmasa, johnc, minqi, poonam, tonyp

! src/cpu/sparc/vm/vm_version_sparc.cpp
! src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
! src/share/vm/memory/blockOffsetTable.hpp
! src/share/vm/runtime/globals.hpp

Changeset: 7145628c2fa2
Author:    tonyp
Date:      2010-05-03 17:23 -0400
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/7145628c2fa2

Merge


Changeset: bb843ebc7c55
Author:    ysr
Date:      2010-05-03 20:19 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/bb843ebc7c55

6919638: CMS: ExplicitGCInvokesConcurrent misinteracts with gc locker
Summary: GC-locker induced concurrent full gc should be asynchronous; policy now controlled by a separate flag, which defaults to false.
Reviewed-by: jmasa

! src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
! src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp
! src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.hpp
! src/share/vm/memory/genCollectedHeap.cpp
! src/share/vm/runtime/globals.hpp

Changeset: a8127dc669ba
Author:    ysr
Date:      2010-05-10 12:31 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/a8127dc669ba

6951188: CMS: move PromotionInfo into its own file
Summary: Moved PromotionInfo and friends into new files promotionInfo.{h,c}pp from their previous compactibleFreeListSpace.{h,c}pp home.
Reviewed-by: apetrusenko

! src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp
! src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.hpp
! src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
+ src/share/vm/gc_implementation/concurrentMarkSweep/promotionInfo.cpp
+ src/share/vm/gc_implementation/concurrentMarkSweep/promotionInfo.hpp
! src/share/vm/gc_implementation/includeDB_gc_concurrentMarkSweep

Changeset: 67d74f7a15d9
Author:    jcoomes
Date:      2010-05-12 10:28 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/67d74f7a15d9

6951923: some uses of fatal1 were missed by 6888954
Reviewed-by: jcoomes
Contributed-by: Gary Benson <gbenson at redhat.com>

! src/os_cpu/linux_zero/vm/os_linux_zero.cpp

Changeset: 8bfe9058ca46
Author:    jcoomes
Date:      2010-05-13 13:05 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot/hotspot/rev/8bfe9058ca46

Merge

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