diff options
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/tick-sched.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 85e05ab98253..da53c8f2beb5 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c | |||
| @@ -565,11 +565,12 @@ static ktime_t tick_nohz_stop_sched_tick(struct tick_sched *ts, | |||
| 565 | delta_jiffies = rcu_delta_jiffies; | 565 | delta_jiffies = rcu_delta_jiffies; |
| 566 | } | 566 | } |
| 567 | } | 567 | } |
| 568 | |||
| 568 | /* | 569 | /* |
| 569 | * Do not stop the tick, if we are only one off | 570 | * Do not stop the tick, if we are only one off (or less) |
| 570 | * or if the cpu is required for rcu | 571 | * or if the cpu is required for RCU: |
| 571 | */ | 572 | */ |
| 572 | if (!ts->tick_stopped && delta_jiffies == 1) | 573 | if (!ts->tick_stopped && delta_jiffies <= 1) |
| 573 | goto out; | 574 | goto out; |
| 574 | 575 | ||
| 575 | /* Schedule the tick, if we are at least one jiffie off */ | 576 | /* Schedule the tick, if we are at least one jiffie off */ |