Re: [PATCH mlx5-next v7 0/4] Dynamically assign MSI-X vectors count

Keith Busch
2021-03-26T17:30:00Z

On Fri, Mar 26, 2021 at 12:08:31PM -0500, Bjorn Helgaas wrote:
> I also want to resurrect your idea of associating
> "sriov_vf_msix_count" with the PF instead of the VF. I really like
> that idea, and it better reflects the way both mlx5 and NVMe work.

That is a better match for nvme: we can assign resources to VFs with
the PF's "VF Enable" set to '0', so configuring VFs without requiring
them be enumerated in sysfs is a plus. The VFs would also implicitly be
in the "offline" state for that condition and able to accept these
requests.