1 #include 
     
       2  3 #include 
      
        4 #include 
       
         5 #include 
        
          6  7  8 static struct hrtimer timer; 9 ktime_t kt;10 11 static enum hrtimer_restart        hrtimer_hander(struct hrtimer *timer)12 {13     printk("zbzhuang:I am in hrtimer hander\r\n");14 15     hrtimer_forward(timer,timer->base->get_time(),kt);16 17     return HRTIMER_RESTART;18         19 20 }21 22 static int __init test_init(void)23 {24     printk("zbzhuang:---------%s-----------\r\n",__func__);25 26     kt = ktime_set(1,10);27     hrtimer_init(&timer,CLOCK_MONOTONIC,HRTIMER_MODE_REL);28     hrtimer_start(&timer,kt,HRTIMER_MODE_REL);29     timer.function = hrtimer_hander;30 31     return 0;32 }33 34 static void __exit test_exit(void)35 {36     hrtimer_cancel(&timer);37     printk("zbzhuang------------test over---------------\r\n");38 }39 40 41 module_init(test_init);42 module_exit(test_exit);43 MODULE_LICENSE("GPL");44 MODULE_AUTHOR("zbzhuang@qq.com");