diff --git a/kernel/sched/core.c b/kernel/sched/core.c index f575d5bd7e7a..aee7e4dcbbf3 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1624,8 +1624,8 @@ static void __sched_fork(struct task_struct *p) #ifdef CONFIG_NUMA_BALANCING if (p->mm && atomic_read(&p->mm->mm_users) == 1) { - p->mm->numa_next_scan = jiffies; - p->mm->numa_next_reset = jiffies; + p->mm->numa_next_scan = jiffies + msecs_to_jiffies(sysctl_numa_balancing_scan_delay); + p->mm->numa_next_reset = jiffies + msecs_to_jiffies(sysctl_numa_balancing_scan_period_reset); p->mm->numa_scan_seq = 0; } diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 49b11faa2961..0966f0c16f1b 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -900,6 +900,13 @@ void task_numa_work(struct callback_head *work) if (p->flags & PF_EXITING) return; + if (!mm->numa_next_reset || !mm->numa_next_scan) { + mm->numa_next_scan = now + + msecs_to_jiffies(sysctl_numa_balancing_scan_delay); + mm->numa_next_reset = now + + msecs_to_jiffies(sysctl_numa_balancing_scan_period_reset); + } + /* * Reset the scan period if enough time has gone by. Objective is that * scanning will be reduced if pages are properly placed. As tasks