43     struct threadpool *pool = data;  in threadpool_worker()  local
45     pthread_mutex_lock(&pool->m);  in threadpool_worker()
47     while (!pool->shutdown) {  in threadpool_worker()
51         while (!pool->workqueue && !pool->shutdown)  in threadpool_worker()
52             pthread_cond_wait(&pool->new_work, &pool->m);  in threadpool_worker()
54         if (pool->shutdown) {  in threadpool_worker()
55             pthread_mutex_unlock(&pool->m);  in threadpool_worker()
63         task = pool->workqueue;  in threadpool_worker()
64         pool->workqueue = task->next;  in threadpool_worker()
67         pthread_mutex_unlock(&pool->m);  in threadpool_worker()
69         pthread_mutex_lock(&pool->m);  in threadpool_worker()
74     pthread_mutex_unlock(&pool->m);  in threadpool_worker()
82     struct threadpool *pool = calloc(1, sizeof(*pool));  in _mesa_threadpool_create()  local
84     if (!pool)  in _mesa_threadpool_create()
87     pthread_mutex_init(&pool->m, NULL);  in _mesa_threadpool_create()
88     pthread_cond_init(&pool->new_work, NULL);  in _mesa_threadpool_create()
90     pool->wthread = NineSwapChain9_CreateThread(swapchain, threadpool_worker, pool);  in _mesa_threadpool_create()
91     if (!pool->wthread) {  in _mesa_threadpool_create()
93         pthread_create(&pool->pthread, NULL, threadpool_worker, pool);  in _mesa_threadpool_create()
95     return pool;  in _mesa_threadpool_create()
99 _mesa_threadpool_destroy(struct NineSwapChain9 *swapchain, struct threadpool *pool)  in _mesa_threadpool_destroy()  argument
101     if (!pool)  in _mesa_threadpool_destroy()
104     pthread_mutex_lock(&pool->m);  in _mesa_threadpool_destroy()
105     pool->shutdown = TRUE;  in _mesa_threadpool_destroy()
106     pthread_cond_broadcast(&pool->new_work);  in _mesa_threadpool_destroy()
107     pthread_mutex_unlock(&pool->m);  in _mesa_threadpool_destroy()
109     if (pool->wthread) {  in _mesa_threadpool_destroy()
110         NineSwapChain9_WaitForThread(swapchain, pool->wthread);  in _mesa_threadpool_destroy()
112         pthread_join(pool->pthread, NULL);  in _mesa_threadpool_destroy()
115     pthread_cond_destroy(&pool->new_work);  in _mesa_threadpool_destroy()
116     pthread_mutex_destroy(&pool->m);  in _mesa_threadpool_destroy()
117     free(pool);  in _mesa_threadpool_destroy()
122  * thread pool.
132 _mesa_threadpool_queue_task(struct threadpool *pool,  in _mesa_threadpool_queue_task()  argument
137     if (!pool) {  in _mesa_threadpool_queue_task()
153     pthread_mutex_lock(&pool->m);  in _mesa_threadpool_queue_task()
155     if (!pool->workqueue) {  in _mesa_threadpool_queue_task()
156         pool->workqueue = task;  in _mesa_threadpool_queue_task()
158         previous = pool->workqueue;  in _mesa_threadpool_queue_task()
164     pthread_cond_signal(&pool->new_work);  in _mesa_threadpool_queue_task()
165     pthread_mutex_unlock(&pool->m);  in _mesa_threadpool_queue_task()
174 _mesa_threadpool_wait_for_task(struct threadpool *pool,  in _mesa_threadpool_wait_for_task()  argument
179     if (!pool || !task)  in _mesa_threadpool_wait_for_task()
182     pthread_mutex_lock(&pool->m);  in _mesa_threadpool_wait_for_task()
184         pthread_cond_wait(&task->finish, &pool->m);  in _mesa_threadpool_wait_for_task()
185     pthread_mutex_unlock(&pool->m);  in _mesa_threadpool_wait_for_task()