Re: [PATCH 00/11] mlx5 support for VFIO self test

Alex Williamson
2026-05-02T04:32:11Z

On Thu, Apr 30, 2026, at 6:08 PM, Jason Gunthorpe wrote:
> Add an mlx5 driver to VFIO self test. This is largely a remix of the
> existing VFIO mlx5 driver in rdma-core. It uses an RDMA loopback QP
> to issue RDMA WRITE operations which effectively perform memory
> copies using DMA. Since mlx5 has a stable programming ABI this
> should work on devices from CX5 to current HW. The device FW must
> support the QP loopback configuration.

Does the PCI ID table in the series need some pruning then? It includes CX4.
Thanks,

Alex