diff options
Diffstat (limited to 'examples/kernel/semaphore_buffer_worker.c')
| -rw-r--r-- | examples/kernel/semaphore_buffer_worker.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/examples/kernel/semaphore_buffer_worker.c b/examples/kernel/semaphore_buffer_worker.c index db3285c74b..bd5a488460 100644 --- a/examples/kernel/semaphore_buffer_worker.c +++ b/examples/kernel/semaphore_buffer_worker.c @@ -1,4 +1,13 @@ /* + * Copyright (c) 2006-2021, RT-Thread Development Team + * + * SPDX-License-Identifier: Apache-2.0 + * + * Change Logs: + * + */ + +/* * 程序清单：信号量实现生产者消费者间的互斥 * * 在这个程序中，会创建两个线程，一个是生成者线程worker一个是消费者线程thread @@ -200,7 +209,7 @@ int semaphore_buffer_worker_init() rb_init(&working_rb, working_buffer, BUFFER_SIZE); /* 创建信号量 */ - sem = rt_sem_create("sem", 1, RT_IPC_FLAG_FIFO); + sem = rt_sem_create("sem", 1, RT_IPC_FLAG_PRIO); if (sem == RT_NULL) { tc_stat(TC_STAT_END | TC_STAT_FAILED); |