On Tue, 29 Oct 2024 15:42:56 +0200 "Minggang Li(Gavin)" <gav...@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
