diff options
-rw-r--r-- | include/linux/tick.h | 5 | ||||
-rw-r--r-- | kernel/time/tick-sched.c | 6 |
2 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/tick.h b/include/linux/tick.h index d3c02695dc5..8cf8cfe2cc9 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h | |||
@@ -74,10 +74,13 @@ extern struct tick_device *tick_get_device(int cpu); | |||
74 | extern int tick_init_highres(void); | 74 | extern int tick_init_highres(void); |
75 | extern int tick_program_event(ktime_t expires, int force); | 75 | extern int tick_program_event(ktime_t expires, int force); |
76 | extern void tick_setup_sched_timer(void); | 76 | extern void tick_setup_sched_timer(void); |
77 | # endif | ||
78 | |||
79 | # if defined CONFIG_NO_HZ || defined CONFIG_HIGH_RES_TIMERS | ||
77 | extern void tick_cancel_sched_timer(int cpu); | 80 | extern void tick_cancel_sched_timer(int cpu); |
78 | # else | 81 | # else |
79 | static inline void tick_cancel_sched_timer(int cpu) { } | 82 | static inline void tick_cancel_sched_timer(int cpu) { } |
80 | # endif /* HIGHRES */ | 83 | # endif |
81 | 84 | ||
82 | # ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST | 85 | # ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST |
83 | extern struct tick_device *tick_get_broadcast_device(void); | 86 | extern struct tick_device *tick_get_broadcast_device(void); |
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index f5da526424a..7a46bde78c6 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c | |||
@@ -643,17 +643,21 @@ void tick_setup_sched_timer(void) | |||
643 | ts->nohz_mode = NOHZ_MODE_HIGHRES; | 643 | ts->nohz_mode = NOHZ_MODE_HIGHRES; |
644 | #endif | 644 | #endif |
645 | } | 645 | } |
646 | #endif /* HIGH_RES_TIMERS */ | ||
646 | 647 | ||
648 | #if defined CONFIG_NO_HZ || defined CONFIG_HIGH_RES_TIMERS | ||
647 | void tick_cancel_sched_timer(int cpu) | 649 | void tick_cancel_sched_timer(int cpu) |
648 | { | 650 | { |
649 | struct tick_sched *ts = &per_cpu(tick_cpu_sched, cpu); | 651 | struct tick_sched *ts = &per_cpu(tick_cpu_sched, cpu); |
650 | 652 | ||
653 | # ifdef CONFIG_HIGH_RES_TIMERS | ||
651 | if (ts->sched_timer.base) | 654 | if (ts->sched_timer.base) |
652 | hrtimer_cancel(&ts->sched_timer); | 655 | hrtimer_cancel(&ts->sched_timer); |
656 | # endif | ||
653 | 657 | ||
654 | ts->nohz_mode = NOHZ_MODE_INACTIVE; | 658 | ts->nohz_mode = NOHZ_MODE_INACTIVE; |
655 | } | 659 | } |
656 | #endif /* HIGH_RES_TIMERS */ | 660 | #endif |
657 | 661 | ||
658 | /** | 662 | /** |
659 | * Async notification about clocksource changes | 663 | * Async notification about clocksource changes |