On Wed, Jun 04, 2014 at 10:31:16AM -0700, Andy Lutomirski wrote: > @@ -218,6 +234,15 @@ static void cpu_idle_loop(void) > */ > preempt_set_need_resched(); > tick_nohz_idle_exit(); > + __current_clr_polling(); > + > + /* > + * We promise to reschedule if need_resched is set while > + * polling is set. That means that clearing polling > + * needs to be visible before rescheduling. > + */ > + smp_mb__after_clear_bit(); > + > schedule_preempt_disabled(); > } > }
I recently renamed those barriers, its now called: smp_mb__after_atomic(); It'll still compile with the old names, and even work, but you'll get __deprecated warns and horrid code generation. I'll fix up when applying these patches, no need to resend. Thanks! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
