diff --git a/kernel/sched.c b/kernel/sched.c
index a5dd03522e32453da6c14bc1b821414f11687e81..5594e65166fc771d658b0073107a3977f99ed11a 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -732,13 +732,14 @@ calc_delta_fair(unsigned long delta_exec, struct load_weight *lw)
 static inline void update_load_add(struct load_weight *lw, unsigned long inc)
 {
 	lw->weight += inc;
-	lw->inv_weight = WMULT_CONST / lw->weight;
+	if (sched_feat(FAIR_SLEEPERS))
+		lw->inv_weight = WMULT_CONST / lw->weight;
 }
 
 static inline void update_load_sub(struct load_weight *lw, unsigned long dec)
 {
 	lw->weight -= dec;
-	if (likely(lw->weight))
+	if (sched_feat(FAIR_SLEEPERS) && likely(lw->weight))
 		lw->inv_weight = WMULT_CONST / lw->weight;
 }
 
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index a566a4558167b13e4dcc72d255dd0520b301f7d7..7041dc697855c3b5e4a959f92ee418dfbf3ac583 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -336,6 +336,9 @@ __update_curr(struct cfs_rq *cfs_rq, struct sched_entity *curr,
 	}
 	curr->vruntime += delta_exec_weighted;
 
+	if (!sched_feat(FAIR_SLEEPERS))
+		return;
+
 	if (unlikely(!load))
 		return;