[patch 20/22] dynticks: i386 arch code

[Thomas Gleixner <tglx@linutronix.de>]

From: Ingo Molnar <mingo@elte.hu>

Prepare i386 for dyntick: idle handler callbacks.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
 arch/i386/kernel/process.c |    2 ++
 1 file changed, 2 insertions(+)

Index: linux-2.6.18-mm3/arch/i386/kernel/process.c
===================================================================
--- linux-2.6.18-mm3.orig/arch/i386/kernel/process.c	2006-10-04 18:13:48.000000000 +0200
+++ linux-2.6.18-mm3/arch/i386/kernel/process.c	2006-10-04 18:13:58.000000000 +0200
@@ -178,6 +178,7 @@ void cpu_idle(void)
 
 	/* endless idle loop with no priority at all */
 	while (1) {
+		hrtimer_stop_sched_tick();
 		while (!need_resched()) {
 			void (*idle)(void);
 
@@ -196,6 +197,7 @@ void cpu_idle(void)
 			__get_cpu_var(irq_stat).idle_timestamp = jiffies;
 			idle();
 		}
+		hrtimer_restart_sched_tick();
 		preempt_enable_no_resched();
 		schedule();
 		preempt_disable();

--

-
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