diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ee28253c9ac0..b4c3112b0095 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -360,10 +360,7 @@ static void __sched_core_flip(bool enabled)
 	/*
 	 * Toggle the offline CPUs.
 	 */
-	cpumask_copy(&sched_core_mask, cpu_possible_mask);
-	cpumask_andnot(&sched_core_mask, &sched_core_mask, cpu_online_mask);
-
-	for_each_cpu(cpu, &sched_core_mask)
+	for_each_cpu_andnot(cpu, cpu_possible_mask, cpu_online_mask)
 		cpu_rq(cpu)->core_enabled = enabled;
 
 	cpus_read_unlock();