Messages in this thread Patch in this message | | | From | Andrei Vagin <> | Subject | [PATCH] alarmtimer: return correct remaining time | Date | Sun, 7 Apr 2019 21:15:42 -0700 |
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To calculate a remaining time, we need to subtract the current time from the expiration time. Currently, arguments of ktime_sub are swapped.
Signed-off-by: Andrei Vagin <avagin@gmail.com> --- kernel/time/alarmtimer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index 2c97e8c2d29f..0519a8805aab 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -594,7 +594,7 @@ static ktime_t alarm_timer_remaining(struct k_itimer *timr, ktime_t now) { struct alarm *alarm = &timr->it.alarm.alarmtimer; - return ktime_sub(now, alarm->node.expires); + return ktime_sub(alarm->node.expires, now); } /** -- 2.20.1
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