Commit 5e05ad7d authored by Davide Libenzi's avatar Davide Libenzi Committed by Linus Torvalds
Browse files

timerfd: introduce a new hrtimer_forward_now() function



I think that advancing the timer against the timer's current "now" can be a
pretty common usage, so, w/out exposing hrtimer's internals, we add a new
hrtimer_forward_now() function.

Signed-off-by: default avatarDavide Libenzi <davidel@xmailserver.org>
Cc: Michael Kerrisk <mtk-manpages@gmx.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ed5d2cac
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+7 −0
Original line number Diff line number Diff line
@@ -304,6 +304,13 @@ static inline int hrtimer_is_queued(struct hrtimer *timer)
extern unsigned long
hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval);

/* Forward a hrtimer so it expires after the hrtimer's current now */
static inline unsigned long hrtimer_forward_now(struct hrtimer *timer,
						ktime_t interval)
{
	return hrtimer_forward(timer, timer->base->get_time(), interval);
}

/* Precise sleep: */
extern long hrtimer_nanosleep(struct timespec *rqtp,
			      struct timespec *rmtp,