Commit 3d97775a authored Jan 30, 2008 by Hiroshi Shimamoto Committed by Ingo Molnar Jan 30, 2008

x86: move out tick_nohz_stop_sched_tick() call from the loop



Move out tick_nohz_stop_sched_tick() call from the loop in cpu_idle
same as 32-bit version.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent d50efc6c

arch/x86/kernel/process_64.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -170,14 +170,13 @@ void cpu_idle(void)
		current_thread_info()->status \|= TS_POLLING;
		/* endless idle loop with no priority at all */
		while (1) {
		tick_nohz_stop_sched_tick();
		while (!need_resched()) {
		void (*idle)(void);

		if (__get_cpu_var(cpu_idle_state))
		__get_cpu_var(cpu_idle_state) = 0;

		tick_nohz_stop_sched_tick();

		rmb();
		idle = pm_idle;
		if (!idle)