Function timerfd_timeout

components/libc/posix/io/timerfd/timerfd.c:301–343

}

static void timerfd_timeout(void *parameter)
{
    struct rt_timerfd *tfd = RT_NULL;

    tfd = (struct rt_timerfd *)parameter;

    if (tfd == RT_NULL)
    {
        return ;
    }

    rt_wqueue_wakeup(&tfd->timerfd_queue, (void *)POLLIN);

    rt_atomic_store(&(tfd->ticks), 1);
    rt_atomic_add(&(tfd->timeout_num), 1);

    rt_mutex_take(&tfd->lock, RT_WAITING_FOREVER);

    get_current_time(tfd, RT_NULL);
    if (tfd->isperiodic == OPEN_PERIODIC)
    {
        if (tfd->timer)
        {
            rt_timer_stop(tfd->timer);
            rt_timer_delete(tfd->timer);
            tfd->timer = RT_NULL;
        }
        tfd->isperiodic = ENTER_PERIODIC;
        tfd->timer = rt_timer_create(TIMERFD_MUTEX_NAME, timerfd_timeout,
                        tfd, tfd->tick_out,
                        RT_TIMER_FLAG_PERIODIC | RT_TIMER_FLAG_SOFT_TIMER);

        if (tfd->timer == RT_NULL)
        {
            LOG_E("rt_timer_create fail \n");
            rt_mutex_release(&tfd->lock);
            return ;
        }
        rt_timer_start(tfd->timer);
    }

    rt_mutex_release(&tfd->lock);
}

static void timerfd_time_operation(time_t *sec, long *nsec)
{