tty: N_TTY SIGIO only works for read

[firefly-linux-kernel-4.4.55.git] / kernel / sched_rt.c

diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 587a16e2a8f596214340d62ccef382e2c2682658..51d2af3e6191e0680e7acb894dd48a1b26381e51 100644 (file)
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -77,7 +77,7 @@ static inline u64 sched_rt_period(struct rt_rq *rt_rq)
 }
 
 #define for_each_leaf_rt_rq(rt_rq, rq) \
-       list_for_each_entry(rt_rq, &rq->leaf_rt_rq_list, leaf_rt_rq_list)
+       list_for_each_entry_rcu(rt_rq, &rq->leaf_rt_rq_list, leaf_rt_rq_list)
 
 static inline struct rq *rq_of_rt_rq(struct rt_rq *rt_rq)
 {