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| author | Andrei Vagin <avagin@gmail.com> | 2019-04-08 07:15:42 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-04-10 16:23:26 +0300 |
| commit | 07d7e12091f4ab869cc6a4bb276399057e73b0b3 (patch) | |
| tree | dd505b68149ade6a64d4cce596329209b8cbbc24 | |
| parent | 2a6a8e2d9004b5303fcb494588ba3a3b87a256c3 (diff) | |
| download | linux-07d7e12091f4ab869cc6a4bb276399057e73b0b3.tar.xz | |
alarmtimer: Return correct remaining time
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: d653d8457c76 ("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
| -rw-r--r-- | kernel/time/alarmtimer.c | 2 |
1 files changed, 1 insertions, 1 deletions
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); } /** |