diff options
Diffstat (limited to 'kernel/timer.c')
-rw-r--r-- | kernel/timer.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/kernel/timer.c b/kernel/timer.c index 201bee07b8e0..6d843e100e75 100644 --- a/kernel/timer.c +++ b/kernel/timer.c | |||
@@ -591,7 +591,7 @@ static inline void __run_timers(tvec_base_t *base) | |||
591 | spin_unlock_irq(&base->lock); | 591 | spin_unlock_irq(&base->lock); |
592 | } | 592 | } |
593 | 593 | ||
594 | #ifdef CONFIG_NO_IDLE_HZ | 594 | #if defined(CONFIG_NO_IDLE_HZ) || defined(CONFIG_NO_HZ) |
595 | /* | 595 | /* |
596 | * Find out when the next timer event is due to happen. This | 596 | * Find out when the next timer event is due to happen. This |
597 | * is used on S/390 to stop all activity when a cpus is idle. | 597 | * is used on S/390 to stop all activity when a cpus is idle. |
@@ -687,10 +687,10 @@ static unsigned long cmp_next_hrtimer_event(unsigned long now, | |||
687 | /** | 687 | /** |
688 | * next_timer_interrupt - return the jiffy of the next pending timer | 688 | * next_timer_interrupt - return the jiffy of the next pending timer |
689 | */ | 689 | */ |
690 | unsigned long next_timer_interrupt(void) | 690 | unsigned long get_next_timer_interrupt(unsigned long now) |
691 | { | 691 | { |
692 | tvec_base_t *base = __get_cpu_var(tvec_bases); | 692 | tvec_base_t *base = __get_cpu_var(tvec_bases); |
693 | unsigned long expires, now = jiffies; | 693 | unsigned long expires; |
694 | 694 | ||
695 | spin_lock(&base->lock); | 695 | spin_lock(&base->lock); |
696 | expires = __next_timer_interrupt(base); | 696 | expires = __next_timer_interrupt(base); |
@@ -701,6 +701,14 @@ unsigned long next_timer_interrupt(void) | |||
701 | 701 | ||
702 | return cmp_next_hrtimer_event(now, expires); | 702 | return cmp_next_hrtimer_event(now, expires); |
703 | } | 703 | } |
704 | |||
705 | #ifdef CONFIG_NO_IDLE_HZ | ||
706 | unsigned long next_timer_interrupt(void) | ||
707 | { | ||
708 | return get_next_timer_interrupt(jiffies); | ||
709 | } | ||
710 | #endif | ||
711 | |||
704 | #endif | 712 | #endif |
705 | 713 | ||
706 | /******************************************************************/ | 714 | /******************************************************************/ |