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Diffstat (limited to 'arch/s390/kernel/process.c')
-rw-r--r--arch/s390/kernel/process.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 9451b210a1b4..e795933eb2cb 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -29,7 +29,6 @@
#include <asm/irq.h>
#include <asm/timer.h>
#include <asm/nmi.h>
-#include <asm/compat.h>
#include <asm/smp.h>
#include "entry.h"
@@ -76,7 +75,6 @@ static void default_idle(void)
if (test_thread_flag(TIF_MCCK_PENDING)) {
local_mcck_enable();
local_irq_enable();
- s390_handle_mcck();
return;
}
trace_hardirqs_on();
@@ -91,10 +89,14 @@ static void default_idle(void)
void cpu_idle(void)
{
for (;;) {
- tick_nohz_stop_sched_tick(1);
- while (!need_resched())
+ tick_nohz_idle_enter();
+ rcu_idle_enter();
+ while (!need_resched() && !test_thread_flag(TIF_MCCK_PENDING))
default_idle();
- tick_nohz_restart_sched_tick();
+ rcu_idle_exit();
+ tick_nohz_idle_exit();
+ if (test_thread_flag(TIF_MCCK_PENDING))
+ s390_handle_mcck();
preempt_enable_no_resched();
schedule();
preempt_disable();