diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/util/u_queue.c | 56 |
1 files changed, 32 insertions, 24 deletions
diff --git a/src/util/u_queue.c b/src/util/u_queue.c index 3812c824b6d..48c5c79552d 100644 --- a/src/util/u_queue.c +++ b/src/util/u_queue.c @@ -305,6 +305,37 @@ util_queue_thread_func(void *input) return 0; } +static bool +util_queue_create_thread(struct util_queue *queue, unsigned index) +{ + struct thread_input *input = + (struct thread_input *) malloc(sizeof(struct thread_input)); + input->queue = queue; + input->thread_index = index; + + queue->threads[index] = u_thread_create(util_queue_thread_func, input); + + if (!queue->threads[index]) { + free(input); + return false; + } + + if (queue->flags & UTIL_QUEUE_INIT_USE_MINIMUM_PRIORITY) { +#if defined(__linux__) && defined(SCHED_IDLE) + struct sched_param sched_param = {0}; + + /* The nice() function can only set a maximum of 19. + * SCHED_IDLE is the same as nice = 20. + * + * Note that Linux only allows decreasing the priority. The original + * priority can't be restored. + */ + pthread_setschedparam(queue->threads[index], SCHED_IDLE, &sched_param); +#endif + } + return true; +} + bool util_queue_init(struct util_queue *queue, const char *name, @@ -364,16 +395,7 @@ util_queue_init(struct util_queue *queue, /* start threads */ for (i = 0; i < num_threads; i++) { - struct thread_input *input = - (struct thread_input *) malloc(sizeof(struct thread_input)); - input->queue = queue; - input->thread_index = i; - - queue->threads[i] = u_thread_create(util_queue_thread_func, input); - - if (!queue->threads[i]) { - free(input); - + if (!util_queue_create_thread(queue, i)) { if (i == 0) { /* no threads created, fail */ goto fail; @@ -383,20 +405,6 @@ util_queue_init(struct util_queue *queue, break; } } - - if (flags & UTIL_QUEUE_INIT_USE_MINIMUM_PRIORITY) { - #if defined(__linux__) && defined(SCHED_IDLE) - struct sched_param sched_param = {0}; - - /* The nice() function can only set a maximum of 19. - * SCHED_IDLE is the same as nice = 20. - * - * Note that Linux only allows decreasing the priority. The original - * priority can't be restored. - */ - pthread_setschedparam(queue->threads[i], SCHED_IDLE, &sched_param); - #endif - } } add_to_atexit_list(queue); |