8048112: G1 Full GC needs to support the case when the very first region is not available Summary: Refactor preparation for compaction during Full GC so that it lazily initializes the first compaction point. This also avoids problems later when the first region may not be committed. Also reviewed by K. Barrett. Reviewed-by: brutisso

8048088: Conservative maximum heap alignment should take vm_allocation_granularity into account Summary: Also consider os::vm_allocation_granularity in the calculation. Reviewed-by: brutisso

8048085: Aborting marking just before remark results in useless additional clearing of the next mark bitmap Summary: Skip clearing the next bitmap if we just recently aborted since the full GC already clears this bitmap. Reviewed-by: brutisso

8049051: Use of during_initial_mark_pause() in G1CollectorPolicy::record_collection_pause_end() prevents use of seperate object copy time prediction during marking Summary: Replaced use of during_initial_mark_pause() with the variable last_pause_included_initial_mark that holds the real old value of _during_initial_mark_pause. Reviewed-by: brutisso, ehelin

Merge

8050228: Rename 'rem_size' in compactibleFreeListSpace.cpp because of name clashes on AIX Reviewed-by: dholmes, jmasa

8049881: jstack not working on core files Summary: Access _trace_id field of Klass in try-catch block Reviewed-by: dholmes, dsamersoff, mgronlun

Merge