On Wed, 30 Jul 2025 11:41:21 +0000 Shivaji Kant <shivajik...@google.com> wrote:
> Currently, the AF_XDP PMD attaches its XDP program using a fixed > set of flags, defaulting to `XDP_FLAGS_UPDATE_IF_NOEXIST`. This lacks > flexibility for users who might need to explicitly control the XDP > mode based on their specific hardware capabilities or performance > requirements. > > This patch introduces a new vdev argument, `mode`, for the `net_af_xdp` > PMD. This argument allows users to explicitly specify the desired > XDP program attachment mode: > `drv` (XDP_FLAGS_DRV_MODE), > `skb` (XDP_FLAGS_SKB_MODE), > `hw` (XDP_FLAGS_HW_MODE). > (If needed more can be added) > > This change provides greater control and flexibility for users to > fine-tune AF_XDP behavior, enabling them to leverage native driver > or hardware offload capabilities when available, or fall back to > generic SKB mode for broader compatibility. > > Signed-off-by: Shivaji Kant <shivajik...@google.com> Queued to next-net for 25.11. Thanks
