diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 4c7c0144a852a9128f33eb3c5493f3e43a04269a..89937f7ca0bdf75a223a641414dbbf85f44de624 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6256,7 +6256,8 @@ static int select_idle_smt(struct task_struct *p, struct sched_domain *sd, int t return -1; for_each_cpu(cpu, cpu_smt_mask(target)) { - if (!cpumask_test_cpu(cpu, &p->cpus_allowed)) + if (!cpumask_test_cpu(cpu, &p->cpus_allowed) || + !cpumask_test_cpu(cpu, sched_domain_span(sd))) continue; if (available_idle_cpu(cpu) || sched_idle_cpu(cpu)) return cpu;