1 files changed, 3 insertions, 2 deletions

diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index b7350bbfb076..738b411ff2d3 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -33,8 +33,9 @@ static int stopmachine(void *cpu)
 {
         int irqs_disabled = 0;
         int prepared = 0;
+        cpumask_of_cpu_ptr(cpumask, (int)(long)cpu);
 
-        set_cpus_allowed_ptr(current, &cpumask_of_cpu((int)(long)cpu));
+        set_cpus_allowed_ptr(current, cpumask);
 
         /* Ack: we are alive */
         smp_mb(); /* Theoretically the ack = 0 might not be on this CPU yet. */
@@ -187,7 +188,7 @@ struct task_struct *__stop_machine_run(int (*fn)(void *), void *data,
                 struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
 
                 /* One high-prio thread per cpu.  We'll do this one. */
-                sched_setscheduler(p, SCHED_FIFO, &param);
+                sched_setscheduler_nocheck(p, SCHED_FIFO, &param);
                 kthread_bind(p, cpu);
                 wake_up_process(p);
                 wait_for_completion(&smdata.done);