src/share/vm/gc_implementation/g1/concurrentMark.hpp

rev 6346 : 8040804: G1: Concurrent mark stuck in loop calling os::elapsedVTime()
Reviewed-by: TBD

*** 540,551 ****
    // method. So, this way, each task will spend very little time in
    // claim_region() and is allowed to call the regular clock method
    // frequently.
    HeapRegion* claim_region(uint worker_id);
  
!   // It determines whether we've run out of regions to scan
!   bool        out_of_regions() { return _finger == _heap_end; }
  
    // Returns the task with the given id
    CMTask* task(int id) {
      assert(0 <= id && id < (int) _active_tasks,
             "task id not within active bounds");
--- 540,555 ----
    // method. So, this way, each task will spend very little time in
    // claim_region() and is allowed to call the regular clock method
    // frequently.
    HeapRegion* claim_region(uint worker_id);
  
!   // It determines whether we've run out of regions to scan. Note that
!   // the finger can point past the heap end in case the heap was expanded
!   // to satisfy an allocation without doing a GC. This is fine, because all
!   // objects in those regions will be considered live anyway because of
!   // SATB guarantees (i.e. their TAMS will be equal to bottom).
!   bool        out_of_regions() { return _finger >= _heap_end; }
  
    // Returns the task with the given id
    CMTask* task(int id) {
      assert(0 <= id && id < (int) _active_tasks,
             "task id not within active bounds");