[PATCH V3 7/7] mlx5: add backward compatibility for RDMA monitor

[Stephen Hemminger]

On Tue, 29 Oct 2024 15:42:56 +0200
"Minggang Li(Gavin)" <gavinl at nvidia.com> wrote:

>  
> +* **Updated NVIDIA mlx5 driver.**
> +
> +  Optimized port probe in large scale.
> +  This feature enhances the efficiency of probing VF/SFs on a large scale
> +  by significantly reducing the probing time. To activate this feature,
> +  set ``probe_opt_en`` to a non-zero value during device probing. It
> +  leverages a capability from the RDMA driver, expected to be released in
> +  the upcoming kernel version 6.13 or its equivalent in OFED 24.10,
> +  specifically the RDMA monitor. For additional details on the limitations
> +  of devargs, refer to "doc/guides/nics/mlx5.rst".
> +
> +  If there are lots of VFs/SFs to be probed by the application, eg, 300
> +  VFs/SFs, the option should be enabled to save probing time.

IMHO the kernel parts have to be available in a released kernel version.
Otherwise the kernel API/ABI is not stable and there is a possibility of user confusion.

This needs to stay in "awaiting upstream" state until kernel is released