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修复紧急工作队列插入问题 

紧急工作仍插入队列尾部，先将其插入队列头部
This commit is contained in:
tangyuxin 2021-02-01 14:36:18 +08:00
parent 5b52e6c7e3
commit c5218b5eee
1 changed files with 8 additions and 10 deletions
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18
components/drivers/src/workqueue.c
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@ -267,24 +267,22 @@ rt_err_t rt_workqueue_critical_work(struct rt_workqueue *queue, struct rt_work *
RT_ASSERT(work != RT_NULL);
level = rt_hw_interrupt_disable();
if (queue->work_current == work)
{
rt_hw_interrupt_enable(level);
return -RT_EBUSY;
}
/* NOTE: the work MUST be initialized firstly */
rt_list_remove(&(work->list));
rt_list_insert_after(queue->work_list.prev, &(work->list));
if (queue->work_current == RT_NULL)
rt_list_insert_after(&queue->work_list, &(work->list));
/* whether the workqueue is doing work */
if (queue->work_current == RT_NULL &&
((queue->work_thread->stat & RT_THREAD_STAT_MASK) == RT_THREAD_SUSPEND))
{
rt_hw_interrupt_enable(level);
/* resume work thread */
rt_thread_resume(queue->work_thread);
rt_schedule();
}
else rt_hw_interrupt_enable(level);
else
{
rt_hw_interrupt_enable(level);
}
return RT_EOK;
}