1 files changed, 3 insertions, 2 deletions

diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index e6fb392e5164..415e5c385542 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -80,6 +80,7 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
 static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)
 {
         struct task_struct *g, *p;
+        unsigned long flags;
 
         SEQ_printf(m,
         "\nrunnable tasks:\n"
@@ -88,7 +89,7 @@ static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)
         "------------------------------------------------------"
         "----------------------------------------------------\n");
 
-        read_lock_irq(&tasklist_lock);
+        read_lock_irqsave(&tasklist_lock, flags);
 
         do_each_thread(g, p) {
                 if (!p->se.on_rq || task_cpu(p) != rq_cpu)
@@ -97,7 +98,7 @@ static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)
                 print_task(m, rq, p);
         } while_each_thread(g, p);
 
-        read_unlock_irq(&tasklist_lock);
+        read_unlock_irqrestore(&tasklist_lock, flags);
 }
 
 void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)