[patch 16/19] 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>

diff -puN arch/i386/kernel/process.c~dynticks-i386-arch-code arch/i386/kernel/process.c
--- a/arch/i386/kernel/process.c~dynticks-i386-arch-code
+++ a/arch/i386/kernel/process.c
@@ -168,6 +168,7 @@ void cpu_idle(void)
 
 	/* endless idle loop with no priority at all */
 	while (1) {
+		hrtimer_stop_sched_tick();
 		while (!need_resched()) {
 			void (*idle)(void);
 
@@ -186,6 +187,7 @@ 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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