Function add_task

os/src/task/manager.rs:33–35

(task: Arc<TaskControlBlock>)

}

pub fn add_task(task: Arc<TaskControlBlock>) {
    TASK_MANAGER.exclusive_access().add(task);
}

pub fn wakeup_task(task: Arc<TaskControlBlock>) {
    let mut task_inner = task.inner_exclusive_access();