2022-01-21 22:33:03

by Jakub Sitnicki

[permalink] [raw]
Subject: Re: [PATCH bpf-next v6 1/2] bpf: support BPF_PROG_QUERY for progs attached to sockmap

On Wed, Jan 19, 2022 at 02:40 AM CET, Di Zhu wrote:
> Right now there is no way to query whether BPF programs are
> attached to a sockmap or not.
>
> we can use the standard interface in libbpf to query, such as:
> bpf_prog_query(mapFd, BPF_SK_SKB_STREAM_PARSER, 0, NULL, ...);
> the mapFd is the fd of sockmap.
>
> Signed-off-by: Di Zhu <[email protected]>
> Acked-by: Yonghong Song <[email protected]>
> ---

Thanks for adding the annotation.

Reviewed-by: Jakub Sitnicki <[email protected]>