diff --git a/kernel/power/qos.c b/kernel/power/qos.c
index 3292768..db0bed2 100644
--- a/kernel/power/qos.c
+++ b/kernel/power/qos.c
@@ -52,7 +52,7 @@ static DEFINE_SPINLOCK(pm_qos_lock);
  */
 s32 pm_qos_read_value(struct pm_qos_constraints *c)
 {
-	return c->target_value;
+	return READ_ONCE(c->target_value);
 }
 
 static int pm_qos_get_value(struct pm_qos_constraints *c)
@@ -75,7 +75,7 @@ static int pm_qos_get_value(struct pm_qos_constraints *c)
 
 static void pm_qos_set_value(struct pm_qos_constraints *c, s32 value)
 {
-	c->target_value = value;
+	WRITE_ONCE(c->target_value, value);
 }
 
 /**