1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index fab3bf81bb7c..2e31a30e623c 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -933,6 +933,9 @@ select_task_rq_dl(struct task_struct *p, int cpu, int sd_flag, int flags)
         struct task_struct *curr;
         struct rq *rq;
 
+        if (p->nr_cpus_allowed == 1)
+                goto out;
+
         if (sd_flag != SD_BALANCE_WAKE)
                 goto out;