linux-kernel - Re: [PATCH bpf-next 3/5] selftests/bpf: don't mask result of bpf_csum_diff() in test

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Message-ID: <871q08ihrg.fsf@toke.dk>
Date: Tue, 22 Oct 2024 11:55:31 +0200
From: Toke Høiland-Jørgensen <toke@...hat.com>
To: Puranjay Mohan <puranjay@...nel.org>, Albert Ou <aou@...s.berkeley.edu>,
 Alexei Starovoitov <ast@...nel.org>, Andrew Morton
 <akpm@...ux-foundation.org>, Andrii Nakryiko <andrii@...nel.org>,
 bpf@...r.kernel.org, Daniel Borkmann <daniel@...earbox.net>, "David S.
 Miller" <davem@...emloft.net>, Eduard Zingerman <eddyz87@...il.com>, Eric
 Dumazet <edumazet@...gle.com>, Hao Luo <haoluo@...gle.com>, Helge Deller
 <deller@....de>, Jakub Kicinski <kuba@...nel.org>, "James E.J. Bottomley"
 <James.Bottomley@...senPartnership.com>, Jiri Olsa <jolsa@...nel.org>,
 John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...nel.org>,
 linux-kernel@...r.kernel.org, linux-parisc@...r.kernel.org,
 linux-riscv@...ts.infradead.org, Martin KaFai Lau <martin.lau@...ux.dev>,
 Mykola Lysenko <mykolal@...com>, netdev@...r.kernel.org, Palmer Dabbelt
 <palmer@...belt.com>, Paolo Abeni <pabeni@...hat.com>, Paul Walmsley
 <paul.walmsley@...ive.com>, Puranjay Mohan <puranjay12@...il.com>,
 Puranjay Mohan <puranjay@...nel.org>, Shuah Khan <shuah@...nel.org>, Song
 Liu <song@...nel.org>, Stanislav Fomichev <sdf@...ichev.me>, Yonghong Song
 <yonghong.song@...ux.dev>
Subject: Re: [PATCH bpf-next 3/5] selftests/bpf: don't mask result of
 bpf_csum_diff() in test_verifier

Puranjay Mohan <puranjay@...nel.org> writes:

> The bpf_csum_diff() helper has been fixed to return a 16-bit value for
> all archs, so now we don't need to mask the result.
>
> This commit is basically reverting the below:
>
> commit 6185266c5a85 ("selftests/bpf: Mask bpf_csum_diff() return value
> to 16 bits in test_verifier")
>
> Signed-off-by: Puranjay Mohan <puranjay@...nel.org>

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