2012/11/15 Steven Rostedt <[email protected]>: > On Wed, 2012-11-14 at 21:37 +0100, Frederic Weisbecker wrote: >> diff --git a/kernel/irq_work.c b/kernel/irq_work.c >> index 64eddd5..b3c113a 100644 >> --- a/kernel/irq_work.c >> +++ b/kernel/irq_work.c >> @@ -99,6 +99,17 @@ bool irq_work_queue(struct irq_work *work) >> } >> EXPORT_SYMBOL_GPL(irq_work_queue); >> >> +bool irq_work_needs_cpu(void) >> +{ >> + struct llist_head *this_list; >> + >> + this_list = &__get_cpu_var(irq_work_list); >> + if (llist_empty(this_list)) >> + return false; >> + > > I wounder if this should just be: > > return !llist_empty(&this_cpu_read(irq_work_list));
Yeah I'll simplify that way. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
