From: Stanislav Fomichev <stfomichev@gmail.com>
To: Marcus Wichelmann <marcus.wichelmann@hetzner-cloud.de>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
bpf@vger.kernel.org, linux-kselftest@vger.kernel.org,
willemdebruijn.kernel@gmail.com, jasowang@redhat.com,
andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, ast@kernel.org,
daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev,
eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev,
john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me,
haoluo@google.com, jolsa@kernel.org, mykolal@fb.com,
shuah@kernel.org, hawk@kernel.org
Subject: Re: [PATCH bpf-next v4 5/6] selftests/bpf: add test for XDP metadata support in tun driver
Date: Thu, 27 Feb 2025 14:26:21 -0800 [thread overview]
Message-ID: <Z8DmjRy9g_vFX4lj@mini-arch> (raw)
In-Reply-To: <20250227142330.1605996-6-marcus.wichelmann@hetzner-cloud.de>
On 02/27, Marcus Wichelmann wrote:
> Add a selftest that creates a tap device, attaches XDP and TC programs,
> writes a packet with a test payload into the tap device and checks the
> test result. This test ensures that the XDP metadata support in the tun
> driver is enabled and that the metadata size is correctly passed to the
> skb.
>
> See the previous commit ("selftests/bpf: refactor xdp_context_functional
> test and bpf program") for details about the test design.
>
> The test runs in its own network namespace using the feature introduced
> with commit c047e0e0e435 ("selftests/bpf: Optionally open a dedicated
> namespace to run test in it"). This provides some extra safety against
> conflicting interface names.
>
> Signed-off-by: Marcus Wichelmann <marcus.wichelmann@hetzner-cloud.de>
Acked-by: Stanislav Fomichev <sdf@fomichev.me>
next prev parent reply other threads:[~2025-02-27 22:26 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-27 14:23 [PATCH bpf-next v4 0/6] XDP metadata support for tun driver Marcus Wichelmann
2025-02-27 14:23 ` [PATCH bpf-next v4 1/6] net: tun: enable XDP metadata support Marcus Wichelmann
2025-02-27 14:23 ` [PATCH bpf-next v4 2/6] net: tun: enable transfer of XDP metadata to skb Marcus Wichelmann
2025-02-28 19:49 ` Martin KaFai Lau
2025-03-03 16:13 ` Marcus Wichelmann
2025-03-03 19:28 ` Martin KaFai Lau
2025-02-27 14:23 ` [PATCH bpf-next v4 3/6] selftests/bpf: move open_tuntap to network helpers Marcus Wichelmann
2025-02-27 14:23 ` [PATCH bpf-next v4 4/6] selftests/bpf: refactor xdp_context_functional test and bpf program Marcus Wichelmann
2025-02-27 15:58 ` Willem de Bruijn
2025-02-27 14:23 ` [PATCH bpf-next v4 5/6] selftests/bpf: add test for XDP metadata support in tun driver Marcus Wichelmann
2025-02-27 22:26 ` Stanislav Fomichev [this message]
2025-02-27 14:23 ` [PATCH bpf-next v4 6/6] selftests/bpf: fix file descriptor assertion in open_tuntap helper Marcus Wichelmann
2025-02-28 5:43 ` [PATCH bpf-next v4 0/6] XDP metadata support for tun driver Lei Yang
2025-02-28 15:55 ` Marcus Wichelmann
2025-02-28 16:08 ` Marcus Wichelmann
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