diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index eabf7f1e646f..b1508400c85c 100755
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -9249,11 +9249,6 @@ int can_migrate_task(struct task_struct *p, struct lb_env *env)
 			 !preferred_cluster(cpu_rq(env->dst_cpu)->cluster, p))
 		return 0;
 
-	/* Don't detach task if it doesn't fit on the destination */
-	if (env->flags & LBF_IGNORE_BIG_TASKS &&
-		!task_fits_max(p, env->dst_cpu))
-		return 0;
-
 #ifdef CONFIG_SCHED_SEC_TASK_BOOST
 	/*
 	 * Don't detach low priority task from mid/little cluster to prime cluster
@@ -9268,6 +9263,11 @@ int can_migrate_task(struct task_struct *p, struct lb_env *env)
 #endif /* CONFIG_SCHED_SEC_TASK_BOOST */
 #endif
 
+	/* Don't detach task if it doesn't fit on the destination */
+	if (env->flags & LBF_IGNORE_BIG_TASKS &&
+		!task_fits_max(p, env->dst_cpu))
+		return 0;
+
 	if (task_running(env->src_rq, p)) {
 		schedstat_inc(p->se.statistics.nr_failed_migrations_running);
 		return 0;