[ARM] 4258/2: Support for dynticks in idle loop

[linux-2.6-omap-h63xx.git] / arch / arm / kernel / process.c

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 8afd83d0cbdd98fc98c51d71f86b38c95323af37..5d6e6523598b88359afac5ad473cc4c26dd521b2 100644 (file)
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -27,6 +27,7 @@
 #include <linux/cpu.h>
 #include <linux/elfcore.h>
 #include <linux/pm.h>
+#include <linux/tick.h>
 
 #include <asm/leds.h>
 #include <asm/processor.h>
@@ -159,9 +160,11 @@ void cpu_idle(void)
                if (!idle)
                        idle = default_idle;
                leds_event(led_idle_start);
+               tick_nohz_stop_sched_tick();
                while (!need_resched())
                        idle();
                leds_event(led_idle_end);
+               tick_nohz_restart_sched_tick();
                preempt_enable_no_resched();
                schedule();
                preempt_disable();