netdev - Re: [PATCH bpf-next v3 12/16] libbpf: Add support for SK

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Date:   Fri, 10 Jul 2020 21:24:43 +0200
From:   Jakub Sitnicki <jakub@...udflare.com>
To:     Andrii Nakryiko <andrii.nakryiko@...il.com>
Cc:     bpf <bpf@...r.kernel.org>, Networking <netdev@...r.kernel.org>,
        kernel-team <kernel-team@...udflare.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Subject: Re: [PATCH bpf-next v3 12/16] libbpf: Add support for SK_LOOKUP program type

On Fri, Jul 10, 2020 at 08:55 PM CEST, Andrii Nakryiko wrote:
> On Fri, Jul 10, 2020 at 1:37 AM Jakub Sitnicki <jakub@...udflare.com> wrote:

[...]

>> I've been happily using the part of section name following "sk_lookup"
>> prefix to name the programs just to make section names in ELF object
>> unique:
>>
>>   SEC("sk_lookup/lookup_pass")
>>   SEC("sk_lookup/lookup_drop")
>>   SEC("sk_lookup/redir_port")
>
> oh, right, which reminds me: how about adding / to sk_lookup in that
> libbpf table, so that it's always sk_lookup/<something> for section
> name? We did similar change to xdp_devmap recently, and it seems like
> a good trend overall to have / separation between program type and
> whatever extra name user wants to give?

Will do. Thanks for pointing out it. I didn't pick up on it.