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

Jason Gunthorpe
2021-03-11T23:22:07Z

On Thu, Mar 11, 2021 at 01:49:24PM -0800, Alexander Duyck wrote:
> > We don't need to invent new locks and new complexity for something
> > that is trivially solved already.
>
> I am not wanting a new lock. What I am wanting is a way to mark the VF
> as being stale/offline while we are performing the update. With that
> we would be able to apply similar logic to any changes in the future.

I think we should hold off doing this until someone comes up with HW
that needs it. The response time here is microseconds, it is not worth
any complexity

Jason