tonyp [Fri, 02 Dec 2011 08:52:53 -0500] rev 11179
Merge
jmasa [Tue, 22 Nov 2011 14:59:34 -0800] rev 11178
7112997: Remove obsolete code ResetObjectsClosure and VerifyUpdateClosure
Summary: Remove obsolete code.
Reviewed-by: brutisso, ysr, jcoomes
jmasa [Tue, 22 Nov 2011 14:18:39 -0800] rev 11177
7106024: CMS: Removed unused code for precleaning in remark phase
Summary: Remove dead code.
Reviewed-by: stefank, ysr
johnc [Thu, 17 Nov 2011 12:40:15 -0800] rev 11176
7112743: G1: Reduce overhead of marking closure during evacuation pauses
Summary: Parallelize the serial code that was used to mark objects reachable from survivor objects in the collection set. Some minor improvments in the timers used to track the freeing of the collection set along with some tweaks to PrintGCDetails.
Reviewed-by: tonyp, brutisso
johnc [Mon, 28 Nov 2011 09:49:05 -0800] rev 11175
7114303: G1: assert(_g1->mark_in_progress()) failed: shouldn't be here otherwise
Summary: Race between the VM thread reading G1CollectedHeap::_mark_in_progress and it being set by the concurrent mark thread when concurrent marking is aborted by a full GC. Have the concurrent mark thread join the SuspendibleThreadSet before changing the marking state.
Reviewed-by: tonyp, brutisso
jmasa [Tue, 09 Aug 2011 10:16:01 -0700] rev 11174
6593758: RFE: Enhance GC ergonomics to dynamically choose ParallelGCThreads
Summary: Select number of GC threads dynamically based on heap usage and number of Java threads
Reviewed-by: johnc, ysr, jcoomes
tonyp [Tue, 22 Nov 2011 04:47:10 -0500] rev 11173
Merge