On 20/10/2018 01:46, Emilio G. Cota wrote: >> So it is possible that it was my implementation, and not the approach, >> what was at fault :-) > I've just observed a similar hang after adding the "BQL > pushdown" patches on top of this series. So it's likely that the > hangs come from those patches, and not from the work on > cpu->interrupt_request. I just confirmed with the prior > series, and removing the pushdown patches fixes the hangs there > as well.
Oh well, not a big deal. You already wrote these patches and I don't have much time for MTTCG anyway, so I am okay with sticking with them. Thanks! Paolo