Function thd_kill_level

sql/sql_class.cc:5164–5180

  - add if (!thd) thd= current_thd here
*/
extern "C" enum thd_kill_levels thd_kill_level(const MYSQL_THD thd)
{
  DBUG_ASSERT(thd);

  if (likely(thd->killed == NOT_KILLED))
  {
    Apc_target *apc_target= (Apc_target*) &thd->apc_target;
    if (unlikely(apc_target->have_apc_requests()))
    {
      if (thd == current_thd)
        apc_target->process_apc_requests(false);
    }
    return THD_IS_NOT_KILLED;
  }

  return thd->killed & KILL_HARD_BIT ? THD_ABORT_ASAP : THD_ABORT_SOFTLY;
}


/**