diff options
Diffstat (limited to 'Kokyu/DSRT_CV_Dispatcher_Impl_T.cpp')
| -rw-r--r-- | Kokyu/DSRT_CV_Dispatcher_Impl_T.cpp | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/Kokyu/DSRT_CV_Dispatcher_Impl_T.cpp b/Kokyu/DSRT_CV_Dispatcher_Impl_T.cpp deleted file mode 100644 index a5d28115fac..00000000000 --- a/Kokyu/DSRT_CV_Dispatcher_Impl_T.cpp +++ /dev/null @@ -1,286 +0,0 @@ -// $Id$ - -#ifndef DSRT_CV_DISPATCHER_IMPL_T_CPP -#define DSRT_CV_DISPATCHER_IMPL_T_CPP - -#include "DSRT_CV_Dispatcher_Impl_T.h" - -#if !defined (__ACE_INLINE__) -//#include "DSRT_CV_Dispatcher_Impl_T.i" -#endif /* __ACE_INLINE__ */ - -ACE_RCSID(Kokyu, DSRT_CV_Dispatcher_Impl_T, "$Id$") - -namespace Kokyu -{ - -/* -//@@VS: This is somehow not being recognized by MSVC, which results -//in a link error. For now, the definition has been moved to the .h -//file. Needs further investigation. - -template <class DSRT_Scheduler_Traits> -int Comparator_Adapter_Generator<DSRT_Scheduler_Traits>::MoreEligible:: -operator ()(const DSRT_Dispatch_Item_var<DSRT_Scheduler_Traits>& item1, - const DSRT_Dispatch_Item_var<DSRT_Scheduler_Traits>& item2) -{ - int rc = qos_comparator_ (item1->qos (), item2->qos ()); - - //more eligible - if (rc == 1) - return 1; - - //if equally eligible, then resolve tie with the creation time of - //the item - if (rc == 0 && item1->insertion_time () < item2->insertion_time ()) - return 1; - - return 0; -} -*/ - -template <class DSRT_Scheduler_Traits> -DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -DSRT_CV_Dispatcher_Impl (ACE_Sched_Params::Policy sched_policy, - int sched_scope) - :DSRT_Dispatcher_Impl<DSRT_Scheduler_Traits> (sched_policy, sched_scope), - run_cond_ (run_cond_lock_) -{ -} - -template <class DSRT_Scheduler_Traits> int -DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -init_i (const DSRT_ConfigInfo&) -{ - return 0; -} - -template <class DSRT_Scheduler_Traits> -int DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -schedule_i (Guid_t id, const DSRT_QoSDescriptor& qos) -{ - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):schedule_i enter\n")); -#endif - - DSRT_Dispatch_Item<DSRT_Scheduler_Traits>* item; - ACE_hthread_t thr_handle; - ACE_Thread::self (thr_handle); - - if (ACE_OS::thr_setprio (thr_handle, - this->blocked_prio_, - this->sched_policy_) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - ACE_TEXT ("%p\n"), - ACE_TEXT ("thr_setprio failed")), -1); - } - - ACE_NEW_RETURN (item, - DSRT_Dispatch_Item<DSRT_Scheduler_Traits> (id, qos), - -1); - item->thread_handle (thr_handle); - - ACE_GUARD_RETURN (ACE_SYNCH_RECURSIVE_MUTEX, guard, this->synch_lock_, -1); - if (this->ready_queue_.insert (item) == -1) - return -1; - -#ifdef KOKYU_DSRT_LOGGING - this->ready_queue_.dump (); - - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):schedule_i after ready_q.insert\n")); -#endif - - DSRT_Dispatch_Item_var<DSRT_Scheduler_Traits> item_var; - - ACE_GUARD_RETURN (ACE_SYNCH_MUTEX, cond_guard, run_cond_lock_, -1); - this->ready_queue_.most_eligible (item_var); - - guard.release (); - - ACE_hthread_t most_eligible_thr_handle = item_var->thread_handle (); - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):curr thr handle = %d\n", - thr_handle)); - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):curr scheduled thr handle = %d\n", - this->curr_scheduled_thr_handle_)); - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):most eligible thr handle = %d \n", - most_eligible_thr_handle)); -#endif - - if (this->curr_scheduled_thr_handle_ == thr_handle && - most_eligible_thr_handle != thr_handle) - { -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):curr sched thr handle = thr_handle & " - "most eligible thr handle != curr thr handle. " - "about to do a broadcast on CV to wake up most eligible\n")); -#endif - this->curr_scheduled_thr_handle_ = most_eligible_thr_handle; - //wake up the most eligible thread - this->run_cond_.broadcast (); - } - - //if the current thread is not the most eligible, then wait. - //if the current thread is most eligible, but some thread is - //scheduled currently, then wait. - while (most_eligible_thr_handle != thr_handle || - (most_eligible_thr_handle == thr_handle && - this->curr_scheduled_thr_handle_ != thr_handle && - this->curr_scheduled_thr_handle_ != 0)) - { - ACE_Time_Value tv (60,0); - tv += ACE_OS::gettimeofday (); - //wait a maximum of 1 min. This is an escape latch against lockups. -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, - "(%t|%T): About to block on cv\n")); -#endif - if (this->run_cond_.wait (&tv) == -1) - { - ACE_ERROR ((LM_ERROR, - "(%t|%T): run_cond.wait timed out -- Possible Lockup\n")); - } - this->ready_queue_.most_eligible (item_var); - most_eligible_thr_handle = item_var->thread_handle (); - } - this->curr_scheduled_guid_ = item_var->guid (); - this->curr_scheduled_thr_handle_ = most_eligible_thr_handle; - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, - "(%t|%T): %d is currently running\n", - thr_handle)); -#endif - - if (ACE_OS::thr_setprio (thr_handle, - this->active_prio_, - this->sched_policy_) == -1) - { - ACE_ERROR ((LM_ERROR, - ACE_TEXT ("%p\n"), - ACE_TEXT ("thr_setprio failed"))); - } - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, - "(%t|%T):schedule_i exit\n")); -#endif - - return 0; -} - -template <class DSRT_Scheduler_Traits> -int DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -update_schedule_i (Guid_t guid, const DSRT_QoSDescriptor& qos) -{ - return this->schedule_i (guid, qos); -} - -template <class DSRT_Scheduler_Traits> -int DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -update_schedule_i (Guid_t guid, Block_Flag_t flag) -{ - ACE_GUARD_RETURN (ACE_SYNCH_RECURSIVE_MUTEX, guard, this->synch_lock_, -1); - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, "(%t): update schedule for block entered\n")); -#endif - - DSRT_Dispatch_Item_var<DSRT_Scheduler_Traits> dispatch_item; - ACE_hthread_t thr_handle; - ACE_Thread::self (thr_handle); - - int found = this->ready_queue_.find (guid, dispatch_item); - -#ifdef KOKYU_DSRT_LOGGING - if (found == 0) - ACE_DEBUG ((LM_DEBUG, "(%t|%T): %d found in ready queue\n", thr_handle)); - else - ACE_DEBUG ((LM_DEBUG, "(%t|%T): %d not found in ready queue\n", - thr_handle)); -#endif - - if (found == 0 && flag == BLOCK) - { - thr_handle = dispatch_item->thread_handle (); - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, "(%t|%T): update schedule: %d found\n", thr_handle)); -#endif - - if (ACE_OS::thr_setprio (thr_handle, - this->blocked_prio_, - this->sched_policy_) == -1) - { - ACE_ERROR ((LM_ERROR, - ACE_TEXT ("%p\n"), - ACE_TEXT ("thr_setprio failed"))); - } - - int rc = this->cancel_schedule (guid); - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, "(%t): update schedule for block done\n")); -#endif - - return rc; - } - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, "(%t): update schedule for block done\n")); -#endif - - return -1; -} - -template <class DSRT_Scheduler_Traits> int -DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -cancel_schedule_i (Guid_t guid) -{ - ACE_GUARD_RETURN (ACE_SYNCH_RECURSIVE_MUTEX, guard, this->synch_lock_, -1); - - ACE_hthread_t thr_handle; - ACE_Thread::self (thr_handle); - -#ifdef KOKYU_DSRT_LOGGING - ACE_DEBUG ((LM_DEBUG, "(%t|%T): about to remove guid\n")); -#endif - - this->ready_queue_.remove (guid); - -#ifdef KOKYU_DSRT_LOGGING - this->ready_queue_.dump (); -#endif - - if (this->curr_scheduled_thr_handle_ == thr_handle) - { - this->curr_scheduled_guid_ = 0; - this->curr_scheduled_thr_handle_ = 0; - } - - ACE_GUARD_RETURN (cond_lock_t, - mon, this->run_cond_lock_, 0); - this->run_cond_.broadcast (); - return 0; -} - -template <class DSRT_Scheduler_Traits> int -DSRT_CV_Dispatcher_Impl<DSRT_Scheduler_Traits>:: -shutdown_i () -{ - this->shutdown_flagged_ = 1; - return 0; -} - -} - -#endif /* DSRT_CV_DISPATCHER_IMPL_T_CPP */ |