forked from enlightenment/efl
ecore: reduce likely race condition on Ecore_Thread shutdown.
SVN revision: 71311
This commit is contained in:
parent
1d11f7a879
commit
302141e873
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@ -641,11 +641,15 @@
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* Send mouse move event before mouse down event in ecore_extn
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* Send mouse move event before mouse down event in ecore_extn
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2012-05-13 Carsten Haitzler (The Rasterman)
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2012-05-13 Carsten Haitzler (The Rasterman)
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* Fix ecore-x randr issues with memory access when building
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* Fix ecore-x randr issues with memory access when building
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output arrays which are memory segv bugs waiting to crash.
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output arrays which are memory segv bugs waiting to crash.
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2012-05-17 Vincent Torri
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2012-05-17 Vincent Torri
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* Add transparent support in ecore_evas on Windows (GDI engine only)
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* Add transparent support in ecore_evas on Windows (GDI engine only)
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2012-05-22 Cedric Bail
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* Reduce race condition on Ecore_Thread shutdown.
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@ -12,6 +12,7 @@ Fixes:
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- Prevent running out of fd when cycling ecore_init/ecore_shutdown.
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- Prevent running out of fd when cycling ecore_init/ecore_shutdown.
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- Reduce rounding error in ecore_animator_pos_map.
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- Reduce rounding error in ecore_animator_pos_map.
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- Send mouse move event before mouse down event in ecore_extn
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- Send mouse move event before mouse down event in ecore_extn
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- Reduce race condition on shutdown of Ecore_Thread.
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Ecore 1.2.0
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Ecore 1.2.0
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@ -181,14 +181,6 @@ struct _Ecore_Pthread_Worker
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};
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};
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#ifdef EFL_HAVE_THREADS
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#ifdef EFL_HAVE_THREADS
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typedef struct _Ecore_Pthread_Data Ecore_Pthread_Data;
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struct _Ecore_Pthread_Data
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{
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Ecore_Pthread_Worker *death_job;
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void *data;
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PH(thread);
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};
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typedef struct _Ecore_Pthread_Notify Ecore_Pthread_Notify;
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typedef struct _Ecore_Pthread_Notify Ecore_Pthread_Notify;
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struct _Ecore_Pthread_Notify
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struct _Ecore_Pthread_Notify
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{
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{
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@ -224,7 +216,6 @@ static void _ecore_thread_handler(void *data);
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static int _ecore_thread_count = 0;
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static int _ecore_thread_count = 0;
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static Eina_List *_ecore_active_job_threads = NULL;
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static Eina_List *_ecore_pending_job_threads = NULL;
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static Eina_List *_ecore_pending_job_threads = NULL;
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static Eina_List *_ecore_pending_job_threads_feedback = NULL;
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static Eina_List *_ecore_pending_job_threads_feedback = NULL;
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static LK(_ecore_pending_job_threads_mutex);
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static LK(_ecore_pending_job_threads_mutex);
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@ -239,7 +230,7 @@ static Eina_Bool have_main_loop_thread = 0;
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static Eina_Trash *_ecore_thread_worker_trash = NULL;
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static Eina_Trash *_ecore_thread_worker_trash = NULL;
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static int _ecore_thread_worker_count = 0;
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static int _ecore_thread_worker_count = 0;
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static void *_ecore_thread_worker(Ecore_Pthread_Data *pth);
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static void *_ecore_thread_worker(void *);
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static Ecore_Pthread_Worker *_ecore_thread_worker_new(void);
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static Ecore_Pthread_Worker *_ecore_thread_worker_new(void);
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static PH(get_main_loop_thread) (void)
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static PH(get_main_loop_thread) (void)
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@ -284,47 +275,9 @@ _ecore_thread_data_free(void *data)
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}
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}
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static void
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static void
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_ecore_thread_end(Ecore_Pthread_Data *pth,
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_ecore_thread_join(PH(thread))
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Ecore_Thread *work)
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{
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{
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Ecore_Pthread_Worker *worker = (Ecore_Pthread_Worker *)work;
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PHJ(thread);
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if (((!worker->message_run) ||
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(!worker->feedback_run) ||
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((worker->feedback_run) && (!worker->no_queue))) &&
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(!worker->no_queue))
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_ecore_thread_count--;
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if (PHJ(pth->thread) != 0)
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return;
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if (eina_list_count(_ecore_pending_job_threads) > 0
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&& (unsigned int)_ecore_thread_count < eina_list_count(_ecore_pending_job_threads)
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&& _ecore_thread_count < _ecore_thread_count_max)
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{
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/* One more thread should be created. */
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INF("spawning threads because of still pending jobs.");
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pth->death_job = _ecore_thread_worker_new();
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if (!pth->death_job) goto end;
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eina_threads_init();
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if (PHC(pth->thread, _ecore_thread_worker, pth) == 0)
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{
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_ecore_thread_count++;
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return;
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}
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eina_threads_shutdown();
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end:
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if (pth->death_job) _ecore_thread_worker_free(pth->death_job);
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}
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_ecore_active_job_threads = eina_list_remove(_ecore_active_job_threads, pth);
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free(pth);
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}
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}
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static void
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static void
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@ -534,9 +487,6 @@ _ecore_feedback_job(PH(thread))
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static void *
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static void *
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_ecore_direct_worker(Ecore_Pthread_Worker *work)
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_ecore_direct_worker(Ecore_Pthread_Worker *work)
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{
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{
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Ecore_Pthread_Worker *end;
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Ecore_Pthread_Data *pth;
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#ifdef EFL_POSIX_THREADS
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#ifdef EFL_POSIX_THREADS
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pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
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pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
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pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
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pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
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@ -544,59 +494,23 @@ _ecore_direct_worker(Ecore_Pthread_Worker *work)
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eina_sched_prio_drop();
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eina_sched_prio_drop();
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pth = malloc(sizeof (Ecore_Pthread_Data));
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work->self = PHS();
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if (!pth) return NULL;
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pth->thread = PHS();
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work->self = pth->thread;
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if (work->message_run)
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if (work->message_run)
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work->u.message_run.func_main((void *) work->data, (Ecore_Thread *) work);
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work->u.message_run.func_main((void *) work->data, (Ecore_Thread *) work);
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else
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else
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work->u.feedback_run.func_heavy((void *) work->data, (Ecore_Thread *) work);
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work->u.feedback_run.func_heavy((void *) work->data, (Ecore_Thread *) work);
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if (work->message_run)
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{
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end = work->u.message_run.direct_worker;
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work->u.message_run.direct_worker = NULL;
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}
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else
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{
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end = work->u.feedback_run.direct_worker;
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work->u.feedback_run.direct_worker = NULL;
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}
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ecore_main_loop_thread_safe_call_async(_ecore_thread_handler, work);
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ecore_main_loop_thread_safe_call_async(_ecore_thread_handler, work);
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if (!end)
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ecore_main_loop_thread_safe_call_async((Ecore_Cb) _ecore_thread_join,
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{
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(void*) PHS());
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free(pth);
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return NULL;
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}
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end->data = pth;
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end->u.short_run.func_blocking = NULL;
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end->func_end = (void *)_ecore_thread_end;
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end->func_cancel = NULL;
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end->cancel = EINA_FALSE;
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end->feedback_run = EINA_FALSE;
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end->message_run = EINA_FALSE;
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// end->no_queue = EINA_FALSE;
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end->kill = EINA_FALSE;
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end->hash = NULL;
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LKI(end->mutex);
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CDI(end->cond, end->mutex);
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ecore_main_loop_thread_safe_call_async(_ecore_thread_handler, end);
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return NULL;
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return NULL;
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}
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}
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static void *
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static void *
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_ecore_thread_worker(Ecore_Pthread_Data *pth)
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_ecore_thread_worker(void *data __UNUSED__)
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{
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{
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Ecore_Pthread_Worker *work;
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#ifdef EFL_POSIX_THREADS
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#ifdef EFL_POSIX_THREADS
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pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
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pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
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pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
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pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
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@ -605,8 +519,8 @@ _ecore_thread_worker(Ecore_Pthread_Data *pth)
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eina_sched_prio_drop();
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eina_sched_prio_drop();
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restart:
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restart:
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if (_ecore_pending_job_threads) _ecore_short_job(pth->thread);
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if (_ecore_pending_job_threads) _ecore_short_job(PHS());
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if (_ecore_pending_job_threads_feedback) _ecore_feedback_job(pth->thread);
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if (_ecore_pending_job_threads_feedback) _ecore_feedback_job(PHS());
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/* FIXME: Check if there is feedback running task todo, and switch to feedback run handler. */
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/* FIXME: Check if there is feedback running task todo, and switch to feedback run handler. */
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LKU(_ecore_pending_job_threads_mutex);
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LKU(_ecore_pending_job_threads_mutex);
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goto restart;
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goto restart;
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}
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}
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_ecore_thread_count--;
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LKU(_ecore_pending_job_threads_mutex);
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LKU(_ecore_pending_job_threads_mutex);
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work = pth->death_job;
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ecore_main_loop_thread_safe_call_async((Ecore_Cb) _ecore_thread_join,
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if (!work) return NULL;
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(void*) PHS());
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work->data = pth;
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work->u.short_run.func_blocking = NULL;
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work->func_end = (void *)_ecore_thread_end;
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work->func_cancel = NULL;
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work->cancel = EINA_FALSE;
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work->feedback_run = EINA_FALSE;
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work->message_run = EINA_FALSE;
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work->kill = EINA_FALSE;
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// work->no_queue = EINA_FALSE;
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work->hash = NULL;
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ecore_main_loop_thread_safe_call_async(_ecore_thread_handler, work);
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return NULL;
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return NULL;
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}
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}
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@ -696,7 +598,6 @@ _ecore_thread_shutdown(void)
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/* FIXME: If function are still running in the background, should we kill them ? */
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/* FIXME: If function are still running in the background, should we kill them ? */
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#ifdef EFL_HAVE_THREADS
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#ifdef EFL_HAVE_THREADS
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Ecore_Pthread_Worker *work;
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Ecore_Pthread_Worker *work;
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Ecore_Pthread_Data *pth;
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LKL(_ecore_pending_job_threads_mutex);
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LKL(_ecore_pending_job_threads_mutex);
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@ -717,11 +618,6 @@ _ecore_thread_shutdown(void)
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LKU(_ecore_pending_job_threads_mutex);
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LKU(_ecore_pending_job_threads_mutex);
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/* FIXME: Improve emergency shutdown, now that we use async call, we can do something */
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/* FIXME: Improve emergency shutdown, now that we use async call, we can do something */
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EINA_LIST_FREE(_ecore_active_job_threads, pth)
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{
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PHA(pth->thread);
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PHJ(pth->thread);
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}
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if (_ecore_thread_global_hash)
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if (_ecore_thread_global_hash)
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eina_hash_free(_ecore_thread_global_hash);
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eina_hash_free(_ecore_thread_global_hash);
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have_main_loop_thread = 0;
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have_main_loop_thread = 0;
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@ -746,7 +642,7 @@ ecore_thread_run(Ecore_Thread_Cb func_blocking,
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{
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{
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Ecore_Pthread_Worker *work;
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Ecore_Pthread_Worker *work;
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#ifdef EFL_HAVE_THREADS
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#ifdef EFL_HAVE_THREADS
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Ecore_Pthread_Data *pth = NULL;
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PH(thread);
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#endif
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#endif
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EINA_MAIN_LOOP_CHECK_RETURN_VAL(NULL);
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EINA_MAIN_LOOP_CHECK_RETURN_VAL(NULL);
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@ -788,34 +684,24 @@ ecore_thread_run(Ecore_Thread_Cb func_blocking,
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LKU(_ecore_pending_job_threads_mutex);
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LKU(_ecore_pending_job_threads_mutex);
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/* One more thread could be created. */
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/* One more thread could be created. */
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pth = malloc(sizeof (Ecore_Pthread_Data));
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if (!pth) goto on_error;
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pth->death_job = _ecore_thread_worker_new();
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if (!pth->death_job) goto on_error;
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eina_threads_init();
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eina_threads_init();
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if (PHC(pth->thread, _ecore_thread_worker, pth) == 0)
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LKL(_ecore_pending_job_threads_mutex);
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if (PHC(thread, _ecore_thread_worker, NULL) == 0)
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{
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{
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_ecore_thread_count++;
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_ecore_thread_count++;
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LKU(_ecore_pending_job_threads_mutex);
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return (Ecore_Thread *)work;
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return (Ecore_Thread *)work;
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}
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}
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LKU(_ecore_pending_job_threads_mutex);
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eina_threads_shutdown();
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eina_threads_shutdown();
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on_error:
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LKL(_ecore_pending_job_threads_mutex);
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if (pth)
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{
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if (pth->death_job) _ecore_thread_worker_free(pth->death_job);
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free(pth);
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}
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if (_ecore_thread_count == 0)
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if (_ecore_thread_count == 0)
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{
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{
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LKL(_ecore_pending_job_threads_mutex);
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_ecore_pending_job_threads = eina_list_remove(_ecore_pending_job_threads, work);
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_ecore_pending_job_threads = eina_list_remove(_ecore_pending_job_threads, work);
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LKU(_ecore_pending_job_threads_mutex);
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if (work->func_cancel)
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if (work->func_cancel)
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work->func_cancel((void *) work->data, (Ecore_Thread *) work);
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work->func_cancel((void *) work->data, (Ecore_Thread *) work);
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@ -826,6 +712,7 @@ on_error:
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free(work);
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free(work);
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work = NULL;
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work = NULL;
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}
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}
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LKU(_ecore_pending_job_threads_mutex);
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return (Ecore_Thread *)work;
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return (Ecore_Thread *)work;
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#else
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#else
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/*
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/*
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@ -962,7 +849,7 @@ ecore_thread_feedback_run(Ecore_Thread_Cb func_heavy,
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{
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{
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#ifdef EFL_HAVE_THREADS
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#ifdef EFL_HAVE_THREADS
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Ecore_Pthread_Worker *worker;
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Ecore_Pthread_Worker *worker;
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Ecore_Pthread_Data *pth = NULL;
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PH(thread);
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EINA_MAIN_LOOP_CHECK_RETURN_VAL(NULL);
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EINA_MAIN_LOOP_CHECK_RETURN_VAL(NULL);
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@ -1024,35 +911,25 @@ ecore_thread_feedback_run(Ecore_Thread_Cb func_heavy,
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LKU(_ecore_pending_job_threads_mutex);
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LKU(_ecore_pending_job_threads_mutex);
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/* One more thread could be created. */
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/* One more thread could be created. */
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pth = malloc(sizeof (Ecore_Pthread_Data));
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if (!pth) goto on_error;
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pth->death_job = _ecore_thread_worker_new();
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if (!pth->death_job) goto on_error;
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eina_threads_init();
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eina_threads_init();
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if (PHC(pth->thread, _ecore_thread_worker, pth) == 0)
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LKL(_ecore_pending_job_threads_mutex);
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if (PHC(thread, _ecore_thread_worker, NULL) == 0)
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{
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{
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_ecore_thread_count++;
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_ecore_thread_count++;
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LKU(_ecore_pending_job_threads_mutex);
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return (Ecore_Thread *)worker;
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return (Ecore_Thread *)worker;
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}
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}
|
||||||
|
LKU(_ecore_pending_job_threads_mutex);
|
||||||
|
|
||||||
eina_threads_shutdown();
|
eina_threads_shutdown();
|
||||||
|
|
||||||
on_error:
|
on_error:
|
||||||
if (pth)
|
LKL(_ecore_pending_job_threads_mutex);
|
||||||
{
|
|
||||||
if (pth->death_job) _ecore_thread_worker_free(pth->death_job);
|
|
||||||
free(pth);
|
|
||||||
}
|
|
||||||
|
|
||||||
if (_ecore_thread_count == 0)
|
if (_ecore_thread_count == 0)
|
||||||
{
|
{
|
||||||
LKL(_ecore_pending_job_threads_mutex);
|
|
||||||
_ecore_pending_job_threads_feedback = eina_list_remove(_ecore_pending_job_threads_feedback,
|
_ecore_pending_job_threads_feedback = eina_list_remove(_ecore_pending_job_threads_feedback,
|
||||||
worker);
|
worker);
|
||||||
LKU(_ecore_pending_job_threads_mutex);
|
|
||||||
|
|
||||||
if (func_cancel) func_cancel((void *)data, NULL);
|
if (func_cancel) func_cancel((void *)data, NULL);
|
||||||
|
|
||||||
|
@ -1064,6 +941,7 @@ on_error:
|
||||||
worker = NULL;
|
worker = NULL;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
LKU(_ecore_pending_job_threads_mutex);
|
||||||
|
|
||||||
return (Ecore_Thread *)worker;
|
return (Ecore_Thread *)worker;
|
||||||
#else
|
#else
|
||||||
|
|
Loading…
Reference in New Issue