diff options
| author | Anna-Maria Behnsen <anna-maria@linutronix.de> | 2024-02-21 10:05:30 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-02-22 17:52:30 +0100 |
| commit | 39ed699fb660c65cef4759c041763c75e0948425 (patch) | |
| tree | 10f43087103ccabba53e9f88486e8b6413d6a90d /kernel | |
| parent | timers: Restructure get_next_timer_interrupt() (diff) | |
| download | linux-39ed699fb660c65cef4759c041763c75e0948425.tar.xz linux-39ed699fb660c65cef4759c041763c75e0948425.zip | |
timers: Split out get next timer interrupt
Split out get_next_timer_interrupt() to be able to extend it and make it
reusable for other call sites.
No functional change.
Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Link: https://lore.kernel.org/r/20240221090548.36600-3-anna-maria@linutronix.de
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/time/timer.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/kernel/time/timer.c b/kernel/time/timer.c index 316ded68fa06..9f0cdba4afe0 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -1956,15 +1956,7 @@ static u64 cmp_next_hrtimer_event(u64 basem, u64 expires) return DIV_ROUND_UP_ULL(nextevt, TICK_NSEC) * TICK_NSEC; } -/** - * get_next_timer_interrupt - return the time (clock mono) of the next timer - * @basej: base time jiffies - * @basem: base time clock monotonic - * - * Returns the tick aligned clock monotonic time of the next pending - * timer or KTIME_MAX if no timer is pending. - */ -u64 get_next_timer_interrupt(unsigned long basej, u64 basem) +static inline u64 __get_next_timer_interrupt(unsigned long basej, u64 basem) { struct timer_base *base = this_cpu_ptr(&timer_bases[BASE_STD]); unsigned long nextevt = basej + NEXT_TIMER_MAX_DELTA; @@ -2024,6 +2016,19 @@ u64 get_next_timer_interrupt(unsigned long basej, u64 basem) } /** + * get_next_timer_interrupt() - return the time (clock mono) of the next timer + * @basej: base time jiffies + * @basem: base time clock monotonic + * + * Returns the tick aligned clock monotonic time of the next pending + * timer or KTIME_MAX if no timer is pending. + */ +u64 get_next_timer_interrupt(unsigned long basej, u64 basem) +{ + return __get_next_timer_interrupt(basej, basem); +} + +/** * timer_clear_idle - Clear the idle state of the timer base * * Called with interrupts disabled |