| Date | Tue, 30 May 2017 23:15:54 +0200 | From | Thomas Gleixner <> | Subject | [patch 21/26] alarmtimer: Implement timer_rearm() callback |
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Preparatory change to utilize the common posix timer mechanisms.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- kernel/time/alarmtimer.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-)
--- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -537,6 +537,18 @@ static enum alarmtimer_restart alarm_han } /** + * alarm_timer_rearm - Posix timer callback for rearming timer + * @timr: Pointer to the posixtimer data struct + */ +static void alarm_timer_rearm(struct k_itimer *timr) +{ + struct alarm *alarm = &timr->it.alarm.alarmtimer; + + timr->it_overrun += alarm_forward_now(alarm, timr->it_interval); + alarm_start(alarm, alarm->node.expires); +} + +/** * alarm_clock_getres - posix getres interface * @which_clock: clockid * @tp: timespec to fill @@ -594,7 +606,7 @@ static int alarm_timer_create(struct k_i /** * alarm_timer_get - posix timer_get interface - * @new_timer: k_itimer pointer + * @timr: k_itimer pointer * @cur_setting: itimerspec data to fill * * Copies out the current itimerspec data @@ -863,6 +875,7 @@ const struct k_clock alarm_clock = { .timer_set = alarm_timer_set, .timer_del = alarm_timer_del, .timer_get = alarm_timer_get, + .timer_rearm = alarm_timer_rearm, .nsleep = alarm_timer_nsleep, }; #endif /* CONFIG_POSIX_TIMERS */
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