On Thu, 12 Nov 2015 15:53:31 +0100
Peter Zijlstra <pet...@infradead.org> wrote:
> On Thu, Nov 12, 2015 at 03:22:22PM +0100, Arnd Bergmann wrote:
> > -#ifdef CONFIG_SMP
> > +#if IS_ENABLED(CONFIG_SMP) && defined(HAVE_RT_PUSH_IPI)
> > static void push_irq_work_func(struct irq_work *work);
> > #endif
>
> I think we can get tid of the whole HAVE_RT_PUSH_IPI thing after:
> 8053871d0f7f ("smp: Fix smp_call_function_single_async() locking")
>
> That should allow us to use smp_calling_function_single_async() instead
> of irq_work_queue_on(), removing the dependency on irq_work.
Interesting. I'll have to take a look at that.
-- Steve
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