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| author | Davide Libenzi <davidel@xmailserver.org> | 2008-02-04 22:27:25 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-05 09:44:07 -0800 |
| commit | 5e05ad7d4e3b11f935998882b5d9c3b257137f1b (patch) | |
| tree | 63b1b197f1ee68e656878257394d1ec8796ff3ea /include/linux/hrtimer.h | |
| parent | ed5d2cac114202fe2978a9cbcab8f5032796d538 (diff) | |
| download | lwn-5e05ad7d4e3b11f935998882b5d9c3b257137f1b.tar.gz lwn-5e05ad7d4e3b11f935998882b5d9c3b257137f1b.zip | |
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: Davide Libenzi <davidel@xmailserver.org>
Cc: Michael Kerrisk <mtk-manpages@gmx.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/hrtimer.h')
| -rw-r--r-- | include/linux/hrtimer.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index f79dcba4b2c1..3fed27c88c01 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -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, |