Re: [PATCH bpf-next v3 1/6] net: tun: enable XDP metadata support

2025-02-25 Thread Jason Wang
On Mon, Feb 24, 2025 at 11:29 PM Marcus Wichelmann wrote: > > Enable the support for the bpf_xdp_adjust_meta helper function for XDP > buffers initialized by the tun driver. This allows to reserve a metadata > area that is useful to pass any information from one XDP program to > another one, for e

[PATCH bpf-next v3 1/6] net: tun: enable XDP metadata support

2025-02-24 Thread Marcus Wichelmann
Enable the support for the bpf_xdp_adjust_meta helper function for XDP buffers initialized by the tun driver. This allows to reserve a metadata area that is useful to pass any information from one XDP program to another one, for example when using tail-calls. Whether this helper function can be us