hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp
--- a/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp Thu Jul 18 09:35:02 2013 -0700
+++ b/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp Tue Jul 23 09:49:11 2013 -0700
@@ -749,6 +749,7 @@
Generation* _young_gen; // the younger gen
HeapWord** _top_addr; // ... Top of Eden
HeapWord** _end_addr; // ... End of Eden
+ Mutex* _eden_chunk_lock;
HeapWord** _eden_chunk_array; // ... Eden partitioning array
size_t _eden_chunk_index; // ... top (exclusive) of array
size_t _eden_chunk_capacity; // ... max entries in array
@@ -950,6 +951,7 @@
// Support for parallel remark of survivor space
void* get_data_recorder(int thr_num);
+ void sample_eden_chunk();
CMSBitMap* markBitMap() { return &_markBitMap; }
void directAllocated(HeapWord* start, size_t size);
@@ -1027,6 +1029,8 @@
// Initialization errors
bool completed_initialization() { return _completed_initialization; }
+
+ void print_eden_and_survivor_chunk_arrays();
};
class CMSExpansionCause : public AllStatic {
@@ -1317,6 +1321,10 @@
//Delegate to collector
return collector()->get_data_recorder(thr_num);
}
+ void sample_eden_chunk() {
+ //Delegate to collector
+ return collector()->sample_eden_chunk();
+ }
// Printing
const char* name() const;