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| author |   Anna-Maria Gleixner <anna-maria@linutronix.de> | 2017-12-21 11:41:53 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2018-01-16 03:00:43 +0100 |
| commit | ad38f596d8e4babc19be8b21a7a49debffb4a7f5 (patch) | |
| tree | 20c0d2b2585295168e1ac0a2a0aabfb893fc27cf /kernel/time/hrtimer.c | |
| parent | hrtimer: Factor out __hrtimer_start_range_ns() (diff) | |
| download | linux-dev-ad38f596d8e4babc19be8b21a7a49debffb4a7f5.tar.xz linux-dev-ad38f596d8e4babc19be8b21a7a49debffb4a7f5.zip | |
hrtimer: Factor out __hrtimer_next_event_base()
Preparatory patch for softirq based hrtimers to avoid code duplication.
No functional change.
Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: keescook@chromium.org
Link: http://lkml.kernel.org/r/20171221104205.7269-25-anna-maria@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/time/hrtimer.c')
| -rw-r--r-- | kernel/time/hrtimer.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c index 4142e6f536b4..5d9b81d224b3 100644 --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -458,13 +458,13 @@ __next_base(struct hrtimer_cpu_base *cpu_base, unsigned int *active) #define for_each_active_base(base, cpu_base, active) \ while ((base = __next_base((cpu_base), &(active)))) -static ktime_t __hrtimer_get_next_event(struct hrtimer_cpu_base *cpu_base) +static ktime_t __hrtimer_next_event_base(struct hrtimer_cpu_base *cpu_base, + unsigned int active, + ktime_t expires_next) { struct hrtimer_clock_base *base; - unsigned int active = cpu_base->active_bases; - ktime_t expires, expires_next = KTIME_MAX; + ktime_t expires; - cpu_base->next_timer = NULL; for_each_active_base(base, cpu_base, active) { struct timerqueue_node *next; struct hrtimer *timer; @@ -487,6 +487,18 @@ static ktime_t __hrtimer_get_next_event(struct hrtimer_cpu_base *cpu_base) return expires_next; } +static ktime_t __hrtimer_get_next_event(struct hrtimer_cpu_base *cpu_base) +{ + unsigned int active = cpu_base->active_bases; + ktime_t expires_next = KTIME_MAX; + + cpu_base->next_timer = NULL; + + expires_next = __hrtimer_next_event_base(cpu_base, active, expires_next); + + return expires_next; +} + static inline ktime_t hrtimer_update_base(struct hrtimer_cpu_base *base) { ktime_t *offs_real = &base->clock_base[HRTIMER_BASE_REALTIME].offset; |