1 files changed, 0 insertions, 24 deletions

diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 93b9ca42e5c0..ed84cc224899 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -61,30 +61,6 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
         return sf->gprs[8];
 }
 
-void arch_cpu_idle(void)
-{
-        local_mcck_disable();
-        if (test_cpu_flag(CIF_MCCK_PENDING)) {
-                local_mcck_enable();
-                local_irq_enable();
-                return;
-        }
-        /* Halt the cpu and keep track of cpu time accounting. */
-        vtime_stop_cpu();
-        local_irq_enable();
-}
-
-void arch_cpu_idle_exit(void)
-{
-        if (test_cpu_flag(CIF_MCCK_PENDING))
-                s390_handle_mcck();
-}
-
-void arch_cpu_idle_dead(void)
-{
-        cpu_die();
-}
-
 extern void __kprobes kernel_thread_starter(void);
 
 /*