netdev - Re: [PATCH bpf-next v2 2/2] selftests/bpf: add tests for attaching invalid fd

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Message-ID: <87ldjd6on7.fsf@toke.dk>
Date: Mon, 08 Dec 2025 15:20:44 +0100
From: Toke Høiland-Jørgensen <toke@...hat.com>
To: Kohei Enju <enjuk@...zon.com>, netdev@...r.kernel.org,
 bpf@...r.kernel.org, linux-kselftest@...r.kernel.org
Cc: Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann
 <daniel@...earbox.net>, "David S. Miller" <davem@...emloft.net>, Jakub
 Kicinski <kuba@...nel.org>, Jesper Dangaard Brouer <hawk@...nel.org>, John
 Fastabend <john.fastabend@...il.com>, Stanislav Fomichev
 <sdf@...ichev.me>, Andrii Nakryiko <andrii@...nel.org>, Martin KaFai Lau
 <martin.lau@...ux.dev>, Eduard Zingerman <eddyz87@...il.com>, Song Liu
 <song@...nel.org>, Yonghong Song <yonghong.song@...ux.dev>, KP Singh
 <kpsingh@...nel.org>, Hao Luo <haoluo@...gle.com>, Jiri Olsa
 <jolsa@...nel.org>, Shuah Khan <shuah@...nel.org>, kohei.enju@...il.com,
 Kohei Enju <enjuk@...zon.com>
Subject: Re: [PATCH bpf-next v2 2/2] selftests/bpf: add tests for attaching
 invalid fd

Kohei Enju <enjuk@...zon.com> writes:

> Add test cases for situations where adding the following types of file
> descriptors to a cpumap entry should fail:
> - Non-BPF file descriptor (expect -EINVAL)
> - Nonexistent file descriptor (expect -EBADF)
>
> Also tighten the assertion for the expected error when adding a
> non-BPF_XDP_CPUMAP program to a cpumap entry.
>
> Signed-off-by: Kohei Enju <enjuk@...zon.com>

Reviewed-by: Toke Høiland-Jørgensen <toke@...hat.com>