src/share/vm/gc/parallel/psCompactionManager.cpp

rev 10742 : Make fields used in lock-free algorithms volatile

*** 52,62 ****
  ParMarkBitMap*       ParCompactionManager::_mark_bitmap = NULL;
  RegionTaskQueueSet*  ParCompactionManager::_region_array = NULL;
  
  uint*                 ParCompactionManager::_recycled_stack_index = NULL;
  int                   ParCompactionManager::_recycled_top = -1;
! int                   ParCompactionManager::_recycled_bottom = -1;
  
  ParCompactionManager::ParCompactionManager() :
      _action(CopyAndUpdate),
      _region_stack(NULL),
      _region_stack_index((uint)max_uintx) {
--- 52,62 ----
  ParMarkBitMap*       ParCompactionManager::_mark_bitmap = NULL;
  RegionTaskQueueSet*  ParCompactionManager::_region_array = NULL;
  
  uint*                 ParCompactionManager::_recycled_stack_index = NULL;
  int                   ParCompactionManager::_recycled_top = -1;
! volatile int          ParCompactionManager::_recycled_bottom = -1;
  
  ParCompactionManager::ParCompactionManager() :
      _action(CopyAndUpdate),
      _region_stack(NULL),
      _region_stack_index((uint)max_uintx) {