On Tue, Aug 22, 2017 at 09:31:39AM -0700, David Miller wrote: > > I fear my commit message (but not the code) might be wrong. > > irq_create_affinity_masks can return NULL any time we don't have any > > affinity masks. I've already had a discussion about this elsewhere > > with Bjorn, and I suspect we need to kill the warning or move it > > to irq_create_affinity_masks only for genuine failure cases. > > This is a rather large machine with 64 or more cpus and several NUMA > nodes. Why wouldn't there be any affinity masks available?
The drivers only asked for two MSI-X vectors, and marked bost of them as pre-vectors that should not be spread. So there is no actual vector left that we want to actually spread.
