On Fri, Oct 11, 2019 at 11:27:54AM +0800, Yunsheng Lin wrote: > But I failed to see why the above is related to making node_to_cpumask_map() > NUMA_NO_NODE aware? Your initial bug is for hns3, which is a PCI device, which really _MUST_ have a node assigned. It not having one, is a straight up bug. We must not silently accept NO_NODE there, ever.