linux-kernel - Re: [PATCH] lib/tests: extend KUnit test for bitops with more cases

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <aXi88qhW_Cgvk7fT@yury>
Date: Tue, 27 Jan 2026 08:26:10 -0500
From: Yury Norov <ynorov@...dia.com>
To: Ryota Sakamoto <sakamo.ryota@...il.com>
Cc: Yury Norov <yury.norov@...il.com>,
	Rasmus Villemoes <linux@...musvillemoes.dk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] lib/tests: extend KUnit test for bitops with more cases

On Fri, Jan 23, 2026 at 12:40:41AM +0900, Ryota Sakamoto wrote:
> Extend a KUnit test suite for the bitops API to cover more APIs from
> include/asm-generic/bitops/instrumented-atomic.h.
> 
> - change_bit()
> - test_and_set_bit()
> - test_and_clear_bit()
> - test_and_change_bit()
> 
> Verified on x86_64, i386, and arm64 architectures.
> 
> Sample KUnit output:
> 
>         KTAP version 1
>         # Subtest: test_change_bit
>         ok 1 BITOPS_4
>         ok 2 BITOPS_7
>         ok 3 BITOPS_11
>         ok 4 BITOPS_31
>         ok 5 BITOPS_88
>     # test_change_bit: pass:5 fail:0 skip:0 total:5
>     ok 2 test_change_bit
>         KTAP version 1
>         # Subtest: test_test_and_set_bit_test_and_clear_bit
>         ok 1 BITOPS_4
>         ok 2 BITOPS_7
>         ok 3 BITOPS_11
>         ok 4 BITOPS_31
>         ok 5 BITOPS_88
>     # test_test_and_set_bit_test_and_clear_bit: pass:5 fail:0 skip:0 total:5
>     ok 3 test_test_and_set_bit_test_and_clear_bit
>         KTAP version 1
>         # Subtest: test_test_and_change_bit
>         ok 1 BITOPS_4
>         ok 2 BITOPS_7
>         ok 3 BITOPS_11
>         ok 4 BITOPS_31
>         ok 5 BITOPS_88
>     # test_test_and_change_bit: pass:5 fail:0 skip:0 total:5
>     ok 4 test_test_and_change_bit
> 
> Signed-off-by: Ryota Sakamoto <sakamo.ryota@...il.com>

Applied, thanks!