On Mon, May 26, 2014 at 06:50:41PM +0200, Frederic Weisbecker wrote:
> On Mon, May 26, 2014 at 06:02:24PM +0200, Peter Zijlstra wrote:
> > On Sun, May 25, 2014 at 04:29:49PM +0200, Frederic Weisbecker wrote:
> > > +bool irq_work_queue_on(struct irq_work *work, int cpu)
> > > +{
> > > + /* Only queue if not already pending */
> > > + if (!irq_work_claim(work))
> > > + return false;
> > > +
> > > + /* All work should have been flushed before going offline */
> > > + WARN_ON_ONCE(cpu_is_offline(cpu));
> > WARN_ON_ONCE(in_nmi());
>
> But it's actually NMI safe, isn't it?
Deja-vu:
lkml.kernel.org/r/20140514115406.ga11...@twins.programming.kicks-ass.net
--
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/
