linux-kernel - Re: [PATCH bpf-next 2/4] selftests/bpf: Add tests for SHA hash kfuncs

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Message-ID: <dd3d34a0-c5e9-44f0-a813-c972e91b8eb0@linux.dev>
Date: Tue, 18 Nov 2025 13:45:09 +0000
From: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
To: Daniel Hodges <git@...ielhodges.dev>, Andrii Nakryiko
 <andrii@...nel.org>, Eduard Zingerman <eddyz87@...il.com>,
 Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>,
 Martin KaFai Lau <martin.lau@...ux.dev>, Song Liu <song@...nel.org>,
 Yonghong Song <yonghong.song@...ux.dev>,
 John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...nel.org>,
 Stanislav Fomichev <sdf@...ichev.me>, Hao Luo <haoluo@...gle.com>,
 Jiri Olsa <jolsa@...nel.org>, Shuah Khan <shuah@...nel.org>,
 open list <linux-kernel@...r.kernel.org>,
 "open list:BPF [SELFTESTS] (Test Runners & Infrastructure)"
 <bpf@...r.kernel.org>,
 "open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@...r.kernel.org>
Subject: Re: [PATCH bpf-next 2/4] selftests/bpf: Add tests for SHA hash kfuncs

On 17/11/2025 21:13, Daniel Hodges wrote:
> Add selftests to validate the SHA-256, SHA-384, and SHA-512 hash kfuncs
> introduced in the BPF crypto subsystem. The tests verify both correct
> functionality and proper error handling.
> 
> Test Data:
> All tests use the well-known NIST test vector input "abc" and validate
> against the standardized expected outputs for each algorithm. This ensures
> the BPF kfunc wrappers correctly delegate to the kernel crypto library.
> 
> Signed-off-by: Daniel Hodges <git@...ielhodges.dev>

Reviewed-by: Vadim Fedorenko <vadim.fedorenko@...ux.dev>