Re: [PATCH bpf-next v2 05/14] bpf: net_sched: Support implementation of Qdisc_ops in bpf

[Martin KaFai Lau <martin.lau@xxxxxxxxx>]

On 12/20/24 11:55 AM, Amery Hung wrote:
> +static const struct bpf_func_proto *
> +bpf_qdisc_get_func_proto(enum bpf_func_id func_id,
> +			 const struct bpf_prog *prog)
> +{
> +	switch (func_id) {
> +	case BPF_FUNC_tail_call:

Since it needs a respin, a comment will be useful here to explain why tail_call 
is excluded.

> +		return NULL;
> +	default:
> +		return bpf_base_func_proto(func_id, prog);
> +	}
> +}