diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index f4838b78b9f9..8b64ef0d5589 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6522,7 +6522,7 @@ static u64 cpu_shares_read_u64(struct cgroup_subsys_state *css,
 static DEFINE_MUTEX(cfs_constraints_mutex);
 
 const u64 max_cfs_quota_period = 1 * NSEC_PER_SEC; /* 1s */
-const u64 min_cfs_quota_period = 1 * NSEC_PER_MSEC; /* 1ms */
+static const u64 min_cfs_quota_period = 1 * NSEC_PER_MSEC; /* 1ms */
 
 static int __cfs_schedulable(struct task_group *tg, u64 period, u64 runtime);
 
@@ -6602,7 +6602,7 @@ out_unlock:
 	return ret;
 }
 
-int tg_set_cfs_quota(struct task_group *tg, long cfs_quota_us)
+static int tg_set_cfs_quota(struct task_group *tg, long cfs_quota_us)
 {
 	u64 quota, period;
 
@@ -6615,7 +6615,7 @@ int tg_set_cfs_quota(struct task_group *tg, long cfs_quota_us)
 	return tg_set_cfs_bandwidth(tg, period, quota);
 }
 
-long tg_get_cfs_quota(struct task_group *tg)
+static long tg_get_cfs_quota(struct task_group *tg)
 {
 	u64 quota_us;
 
@@ -6628,7 +6628,7 @@ long tg_get_cfs_quota(struct task_group *tg)
 	return quota_us;
 }
 
-int tg_set_cfs_period(struct task_group *tg, long cfs_period_us)
+static int tg_set_cfs_period(struct task_group *tg, long cfs_period_us)
 {
 	u64 quota, period;
 
@@ -6638,7 +6638,7 @@ int tg_set_cfs_period(struct task_group *tg, long cfs_period_us)
 	return tg_set_cfs_bandwidth(tg, period, quota);
 }
 
-long tg_get_cfs_period(struct task_group *tg)
+static long tg_get_cfs_period(struct task_group *tg)
 {
 	u64 cfs_period_us;
 
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index e5b100b6ba4e..13bafe350abf 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -2593,7 +2593,7 @@ out:
 /*
  * Drive the periodic memory faults..
  */
-void task_tick_numa(struct rq *rq, struct task_struct *curr)
+static void task_tick_numa(struct rq *rq, struct task_struct *curr)
 {
 	struct callback_head *work = &curr->numa_work;
 	u64 period, now;