From: John Fastabend <john.fastabend@gmail.com>
To: Jesper Dangaard Brouer <brouer@redhat.com>, bpf@vger.kernel.org
Cc: Jesper Dangaard Brouer <brouer@redhat.com>,
netdev@vger.kernel.org, Daniel Borkmann <borkmann@iogearbox.net>,
Alexei Starovoitov <alexei.starovoitov@gmail.com>,
maze@google.com, lmb@cloudflare.com, shaun@tigera.io,
Lorenzo Bianconi <lorenzo@kernel.org>,
marek@cloudflare.com, John Fastabend <john.fastabend@gmail.com>,
Jakub Kicinski <kuba@kernel.org>,
eyal.birger@gmail.com, colrack@gmail.com
Subject: RE: [PATCH bpf-next V13 6/7] selftests/bpf: use bpf_check_mtu in selftest test_cls_redirect
Date: Thu, 28 Jan 2021 22:55:15 -0800 [thread overview]
Message-ID: <6013b153d9e91_2683c2086c@john-XPS-13-9370.notmuch> (raw)
In-Reply-To: <161159458253.321749.4626116952494155329.stgit@firesoul>
Jesper Dangaard Brouer wrote:
> This demonstrate how bpf_check_mtu() helper can easily be used together
> with bpf_skb_adjust_room() helper, prior to doing size adjustment, as
> delta argument is already setup.
>
> Hint: This specific test can be selected like this:
> ./test_progs -t cls_redirect
>
> Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
> ---
Acked-by: John Fastabend <john.fastabend@gmail.com>
next prev parent reply other threads:[~2021-01-29 6:56 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-25 17:09 [PATCH bpf-next V13 0/7] bpf: New approach for BPF MTU handling Jesper Dangaard Brouer
2021-01-25 17:09 ` [PATCH bpf-next V13 1/7] bpf: Remove MTU check in __bpf_skb_max_len Jesper Dangaard Brouer
2021-01-25 17:09 ` [PATCH bpf-next V13 2/7] bpf: fix bpf_fib_lookup helper MTU check for SKB ctx Jesper Dangaard Brouer
2021-01-29 6:00 ` John Fastabend
2021-01-25 17:09 ` [PATCH bpf-next V13 3/7] bpf: bpf_fib_lookup return MTU value as output when looked up Jesper Dangaard Brouer
2021-01-29 6:06 ` John Fastabend
2021-01-25 17:09 ` [PATCH bpf-next V13 4/7] bpf: add BPF-helper for MTU checking Jesper Dangaard Brouer
2021-01-29 6:51 ` John Fastabend
2021-01-29 7:36 ` Jesper Dangaard Brouer
[not found] ` <60142eae7cd59_11fd208f1@john-XPS-13-9370.notmuch>
2021-01-30 0:08 ` Daniel Borkmann
2021-01-30 13:51 ` Jesper Dangaard Brouer
2021-01-25 17:09 ` [PATCH bpf-next V13 5/7] bpf: drop MTU check when doing TC-BPF redirect to ingress Jesper Dangaard Brouer
2021-01-29 6:54 ` John Fastabend
2021-01-25 17:09 ` [PATCH bpf-next V13 6/7] selftests/bpf: use bpf_check_mtu in selftest test_cls_redirect Jesper Dangaard Brouer
2021-01-29 6:55 ` John Fastabend [this message]
2021-01-25 17:09 ` [PATCH bpf-next V13 7/7] selftests/bpf: tests using bpf_check_mtu BPF-helper Jesper Dangaard Brouer
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