Re: [PATCH v6] numa: make node_to_cpumask_map() NUMA_NO_NODE aware
From: Peter Zijlstra <peterz@infradead.org>
Date: 2019-10-11 11:16:40
Also in:
linux-alpha, linux-mips, linux-s390, linux-sh, lkml, sparclinux
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.