TRACESPINNING in taskqueue.hpp

[yumin qi]

Hi,

  In file taskqueue.hpp, first #undef  TRACESPINNING
  The next whatever in #ifdef TRACESPINNING will not be included in build.

  Any comment?

Thanks
Yumin

// A class to aid in the termination of a set of parallel tasks using

// TaskQueueSet's for work stealing.


#undef TRACESPINNING


class ParallelTaskTerminator: public StackObj {

protected:

  uint _n_threads;

  TaskQueueSetSuper* _queue_set;

  uint _offered_termination;


#ifdef TRACESPINNING

  static uint _total_yields;

  static uint _total_spins;

  static uint _total_peeks;

#endif