Function report | 
Source Code:kernel\time\alarmtimer.c | 
Create Date:2022-07-28 10:45:39 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
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| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:alarm_cancel - Spins trying to cancel an alarm timer until it is done*@alarm: ptr to alarm to be canceled* Returns 1 if the timer was canceled, 0 if it was not active.
Proto:int alarm_cancel(struct alarm *alarm)
Type:int
Parameter:
| Type | Parameter | Name | 
|---|---|---|
| struct alarm * | alarm | 
| 440 | cycle | 
| 441 | ret = alarm_try_to_cancel - Tries to cancel an alarm timer*@alarm: ptr to alarm to be canceled* Returns 1 if the timer was canceled, 0 if it was not running,* and -1 if the callback was running | 
| 444 | hrtimer_cancel_wait_running( & timer) | 
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