1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index b76c61f82485..b37b98cbbd00 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -885,12 +885,12 @@ sclp_check_interface(void)
                 spin_unlock_irqrestore(&sclp_lock, flags);
                 /* Enable service-signal interruption - needs to happen
                  * with IRQs enabled. */
-                ctl_set_bit(0, 9);
+                service_subclass_irq_register();
                 /* Wait for signal from interrupt or timeout */
                 sclp_sync_wait();
                 /* Disable service-signal interruption - needs to happen
                  * with IRQs enabled. */
-                ctl_clear_bit(0,9);
+                service_subclass_irq_unregister();
                 spin_lock_irqsave(&sclp_lock, flags);
                 del_timer(&sclp_request_timer);
                 if (sclp_init_req.status == SCLP_REQ_DONE &&
@@ -1070,7 +1070,7 @@ sclp_init(void)
         spin_unlock_irqrestore(&sclp_lock, flags);
         /* Enable service-signal external interruption - needs to happen with
          * IRQs enabled. */
-        ctl_set_bit(0, 9);
+        service_subclass_irq_register();
         sclp_init_mask(1);
         return 0;