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-rw-r--r--arch/sh/kernel/idle.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c
index 204005329fe1..425d604e3a28 100644
--- a/arch/sh/kernel/idle.c
+++ b/arch/sh/kernel/idle.c
@@ -19,6 +19,7 @@
#include <asm/pgalloc.h>
#include <asm/system.h>
#include <asm/atomic.h>
+#include <asm/smp.h>
void (*pm_idle)(void) = NULL;
@@ -89,10 +90,13 @@ void cpu_idle(void)
while (1) {
tick_nohz_stop_sched_tick(1);
- while (!need_resched() && cpu_online(cpu)) {
+ while (!need_resched()) {
check_pgt_cache();
rmb();
+ if (cpu_is_offline(cpu))
+ play_dead();
+
local_irq_disable();
/* Don't trace irqs off for idle */
stop_critical_timings();
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