26     struct threadpool *pool = data;  in threadpool_worker()  local
28     pthread_mutex_lock(&pool->m);  in threadpool_worker()
30     while (!pool->shutdown) {  in threadpool_worker()
34         while (!pool->workqueue && !pool->shutdown)  in threadpool_worker()
35             pthread_cond_wait(&pool->new_work, &pool->m);  in threadpool_worker()
37         if (pool->shutdown)  in threadpool_worker()
44         task = pool->workqueue;  in threadpool_worker()
45         pool->workqueue = task->next;  in threadpool_worker()
48         pthread_mutex_unlock(&pool->m);  in threadpool_worker()
50         pthread_mutex_lock(&pool->m);  in threadpool_worker()
55     pthread_mutex_unlock(&pool->m);  in threadpool_worker()
72     struct threadpool *pool = calloc(1, sizeof(*pool));  in _mesa_threadpool_create()  local
74     if (!pool)  in _mesa_threadpool_create()
77     pthread_mutex_init(&pool->m, NULL);  in _mesa_threadpool_create()
78     pthread_cond_init(&pool->new_work, NULL);  in _mesa_threadpool_create()
82     pool->wthread = NineSwapChain9_CreateThread(swapchain, wthreadpool_worker, pool);  in _mesa_threadpool_create()
83     if (!pool->wthread) {  in _mesa_threadpool_create()
85         pthread_create(&pool->pthread, NULL, threadpool_worker, pool);  in _mesa_threadpool_create()
87     return pool;  in _mesa_threadpool_create()
91 _mesa_threadpool_destroy(struct NineSwapChain9 *swapchain, struct threadpool *pool)  in _mesa_threadpool_destroy()  argument
93     if (!pool)  in _mesa_threadpool_destroy()
96     pthread_mutex_lock(&pool->m);  in _mesa_threadpool_destroy()
97     pool->shutdown = true;  in _mesa_threadpool_destroy()
98     pthread_cond_broadcast(&pool->new_work);  in _mesa_threadpool_destroy()
99     pthread_mutex_unlock(&pool->m);  in _mesa_threadpool_destroy()
101     if (pool->wthread) {  in _mesa_threadpool_destroy()
102         NineSwapChain9_WaitForThread(swapchain, pool->wthread);  in _mesa_threadpool_destroy()
104         pthread_join(pool->pthread, NULL);  in _mesa_threadpool_destroy()
107     pthread_cond_destroy(&pool->new_work);  in _mesa_threadpool_destroy()
108     pthread_mutex_destroy(&pool->m);  in _mesa_threadpool_destroy()
109     free(pool);  in _mesa_threadpool_destroy()
124 _mesa_threadpool_queue_task(struct threadpool *pool,  in _mesa_threadpool_queue_task()  argument
129     if (!pool) {  in _mesa_threadpool_queue_task()
145     pthread_mutex_lock(&pool->m);  in _mesa_threadpool_queue_task()
147     if (!pool->workqueue) {  in _mesa_threadpool_queue_task()
148         pool->workqueue = task;  in _mesa_threadpool_queue_task()
150         previous = pool->workqueue;  in _mesa_threadpool_queue_task()
156     pthread_cond_signal(&pool->new_work);  in _mesa_threadpool_queue_task()
157     pthread_mutex_unlock(&pool->m);  in _mesa_threadpool_queue_task()
166 _mesa_threadpool_wait_for_task(struct threadpool *pool,  in _mesa_threadpool_wait_for_task()  argument
171     if (!pool || !task)  in _mesa_threadpool_wait_for_task()
174     pthread_mutex_lock(&pool->m);  in _mesa_threadpool_wait_for_task()
176         pthread_cond_wait(&task->finish, &pool->m);  in _mesa_threadpool_wait_for_task()
177     pthread_mutex_unlock(&pool->m);  in _mesa_threadpool_wait_for_task()