diff options
Diffstat (limited to 'kernel/timer.c')
| -rw-r--r-- | kernel/timer.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/kernel/timer.c b/kernel/timer.c index 5ec5490f8d85..1a69705c2fb9 100644 --- a/kernel/timer.c +++ b/kernel/timer.c | |||
| @@ -666,7 +666,7 @@ static inline void __run_timers(tvec_base_t *base) | |||
| 666 | static unsigned long __next_timer_interrupt(tvec_base_t *base) | 666 | static unsigned long __next_timer_interrupt(tvec_base_t *base) |
| 667 | { | 667 | { |
| 668 | unsigned long timer_jiffies = base->timer_jiffies; | 668 | unsigned long timer_jiffies = base->timer_jiffies; |
| 669 | unsigned long expires = timer_jiffies + (LONG_MAX >> 1); | 669 | unsigned long expires = timer_jiffies + NEXT_TIMER_MAX_DELTA; |
| 670 | int index, slot, array, found = 0; | 670 | int index, slot, array, found = 0; |
| 671 | struct timer_list *nte; | 671 | struct timer_list *nte; |
| 672 | tvec_t *varray[4]; | 672 | tvec_t *varray[4]; |
| @@ -752,6 +752,14 @@ static unsigned long cmp_next_hrtimer_event(unsigned long now, | |||
| 752 | 752 | ||
| 753 | tsdelta = ktime_to_timespec(hr_delta); | 753 | tsdelta = ktime_to_timespec(hr_delta); |
| 754 | delta = timespec_to_jiffies(&tsdelta); | 754 | delta = timespec_to_jiffies(&tsdelta); |
| 755 | |||
| 756 | /* | ||
| 757 | * Limit the delta to the max value, which is checked in | ||
| 758 | * tick_nohz_stop_sched_tick(): | ||
| 759 | */ | ||
| 760 | if (delta > NEXT_TIMER_MAX_DELTA) | ||
| 761 | delta = NEXT_TIMER_MAX_DELTA; | ||
| 762 | |||
| 755 | /* | 763 | /* |
| 756 | * Take rounding errors in to account and make sure, that it | 764 | * Take rounding errors in to account and make sure, that it |
| 757 | * expires in the next tick. Otherwise we go into an endless | 765 | * expires in the next tick. Otherwise we go into an endless |
