1 files changed, 4 insertions, 0 deletions

diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 1c59ec161cf8..ce203154d8ce 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -152,6 +152,10 @@ static void default_idle(void)
         local_mcck_disable();
         if (test_thread_flag(TIF_MCCK_PENDING)) {
                 local_mcck_enable();
+                /* disable monitor call class 0 */
+                __ctl_clear_bit(8, 15);
+                atomic_notifier_call_chain(&idle_chain, S390_CPU_NOT_IDLE,
+                                           hcpu);
                 local_irq_enable();
                 s390_handle_mcck();
                 return;