linux-kernel - Re: [PATCH bpf-next 2/2] selftests/bpf: Add BPF_F_NO_TUNNEL

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Message-ID: <87a63jjdac.fsf@cloudflare.com>
Date:   Mon, 19 Dec 2022 22:26:02 +0100
From:   Jakub Sitnicki <jakub@...udflare.com>
To:     Christian Ehrig <cehrig@...udflare.com>
Cc:     bpf@...r.kernel.org, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <martin.lau@...ux.dev>,
        Song Liu <song@...nel.org>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Stanislav Fomichev <sdf@...gle.com>,
        Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Mykola Lysenko <mykolal@...com>, Shuah Khan <shuah@...nel.org>,
        Joanne Koong <joannelkoong@...il.com>,
        Kui-Feng Lee <kuifeng@...com>,
        Kumar Kartikeya Dwivedi <memxor@...il.com>,
        Maxim Mikityanskiy <maximmi@...dia.com>,
        Kaixi Fan <fankaixi.li@...edance.com>,
        Paul Chaignon <paul@...valent.com>,
        Shmulik Ladkani <shmulik@...anetworks.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        linux-kselftest@...r.kernel.org
Subject: Re: [PATCH bpf-next 2/2] selftests/bpf: Add BPF_F_NO_TUNNEL_KEY test

On Sun, Dec 18, 2022 at 06:17 AM +01, Christian Ehrig wrote:
> This patch adds a selftest simulating a GRE sender and receiver using
> tunnel headers without tunnel keys. It validates if packets encapsulated
> using BPF_F_NO_TUNNEL_KEY are decapsulated by a GRE receiver not
> configured with tunnel keys.
>
> Signed-off-by: Christian Ehrig <cehrig@...udflare.com>
> ---

Reviewed-by: Jakub Sitnicki <jakub@...udflare.com>