-stable review patch. If anyone has any objections, please let us know. --------------------- From: Hiroshi Shimamoto [upstream commit: 3d97775a] Move out tick_nohz_stop_sched_tick() call from the loop in cpu_idle same as 32-bit version. Signed-off-by: Hiroshi Shimamoto Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner Cc: Ed Tomlinson Signed-off-by: Chris Wright Signed-off-by: Greg Kroah-Hartman --- arch/x86/kernel/process_64.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -212,14 +212,13 @@ 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) -- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/