src/share/vm/gc/shared/workgroup.cpp

rev 11459 : create_thread_failed: fix errors from thread creation failures

*** 269,280 ****
  void WorkGang::run_task(AbstractGangTask* task, uint num_workers) {
    guarantee(num_workers <= total_workers(),
              "Trying to execute task %s with %u workers which is more than the amount of total workers %u.",
              task->name(), num_workers, total_workers());
    guarantee(num_workers > 0, "Trying to execute task %s with zero workers", task->name());
!   add_workers(num_workers, false);
!   _dispatcher->coordinator_execute_on_workers(task, num_workers);
  }
  
  AbstractGangWorker::AbstractGangWorker(AbstractWorkGang* gang, uint id) {
    _gang = gang;
    set_id(id);
--- 269,283 ----
  void WorkGang::run_task(AbstractGangTask* task, uint num_workers) {
    guarantee(num_workers <= total_workers(),
              "Trying to execute task %s with %u workers which is more than the amount of total workers %u.",
              task->name(), num_workers, total_workers());
    guarantee(num_workers > 0, "Trying to execute task %s with zero workers", task->name());
!   // num_workers may have been calculated based on different criteria
!   // than _active_workers so use num_workers limited by the number of
!   // created workers.
!   uint active_workers = MIN2(_created_workers, num_workers);
!   _dispatcher->coordinator_execute_on_workers(task, active_workers);
  }
  
  AbstractGangWorker::AbstractGangWorker(AbstractWorkGang* gang, uint id) {
    _gang = gang;
    set_id(id);