diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index dea9fa39e7c0..d93c3379e901 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -2451,7 +2451,7 @@ void free_sched_domains(cpumask_var_t doms[], unsigned int ndoms)
  * Set up scheduler domains and groups.  For now this just excludes isolated
  * CPUs, but could be used to exclude other special cases in the future.
  */
-int sched_init_domains(const struct cpumask *cpu_map)
+int __init sched_init_domains(const struct cpumask *cpu_map)
 {
 	int err;