diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 958d79e1933c..584cd048c24b 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4096,7 +4096,8 @@ static inline int migration_needed(struct task_struct *p, int cpu) int nice; struct related_thread_group *grp; - if (!sched_enable_hmp || p->state != TASK_RUNNING) + if (!sched_enable_hmp || p->state != TASK_RUNNING || + p->nr_cpus_allowed == 1) return 0; /* No need to migrate task that is about to be throttled */