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alarmtimer: Return correct remaining time

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To calculate a remaining time, it's required to subtract the current time
from the expiration time. In alarm_timer_remaining() the arguments of
ktime_sub are swapped.

Fixes: d653d8457c ("alarmtimer: Implement remaining callback")
Signed-off-by: Andrei Vagin <avagin@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Mukesh Ojha <mojha@codeaurora.org>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: John Stultz <john.stultz@linaro.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20190408041542.26338-1-avagin@gmail.com
This commit is contained in:
Andrei Vagin 2019-04-07 21:15:42 -07:00 committed by Thomas Gleixner
parent 2a6a8e2d90
commit 07d7e12091
1 changed files with 1 additions and 1 deletions
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2
kernel/time/alarmtimer.c
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@ -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);
}
/**