From: SeongJae Park <sj@kernel.org>
To: Alejandro Colomar <alx@kernel.org>
Cc: SeongJae Park <sj@kernel.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Kees Cook <kees@kernel.org>,
Christopher Bazley <chris.bazley.wg14@gmail.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Marco Elver <elver@google.com>, Michal Hocko <mhocko@suse.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Al Viro <viro@zeniv.linux.org.uk>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>, Jann Horn <jannh@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
"Maciej W. Rozycki" <macro@orcam.me.uk>
Subject: Re: [PATCH v6 4/4] mm: Use ARRAY_END() instead of open-coding it
Date: Sun, 8 Feb 2026 12:10:46 -0800 [thread overview]
Message-ID: <20260208201047.104667-1-sj@kernel.org> (raw)
In-Reply-To: <2335917d123891fec074ab1b3acfb517cf14b5a7.1765449750.git.alx@kernel.org>
On Thu, 11 Dec 2025 11:44:04 +0100 Alejandro Colomar <alx@kernel.org> wrote:
> There aren't any bugs in this code; it's purely cosmetic.
>
> By using ARRAY_END(), we prevent future issues, in case the code is
> modified; it has less moving parts. Also, it should be more readable
> (and perhaps more importantly, greppable), as there are several ways of
> writing an expression that gets the end of an array, which are unified
> by this API name.
>
> Cc: Kees Cook <kees@kernel.org>
> Cc: Linus Torvalds <torvalds@linux-foundation.org>
> Signed-off-by: Alejandro Colomar <alx@kernel.org>
Reviewed-by: SeongJae Park <sj@kernel.org>
Thanks,
SJ
[...]
prev parent reply other threads:[~2026-02-08 20:10 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-25 13:20 [PATCH v1 0/3] Add ENDOF(), and use it to fix off-by-one bugs Alejandro Colomar
2025-09-25 13:20 ` [PATCH v1 1/3] array_size.h: Add ENDOF() Alejandro Colomar
2025-09-25 13:24 ` Alejandro Colomar
2025-09-25 13:20 ` [PATCH v1 2/3] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-11-10 17:47 ` kernel test robot
2025-11-10 22:06 ` Alejandro Colomar
2025-11-10 18:40 ` kernel test robot
2025-11-11 10:42 ` kernel test robot
2025-09-25 13:20 ` [PATCH v1 3/3] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-09-25 20:48 ` [PATCH v1 0/3] Add ENDOF(), and use it to fix off-by-one bugs Andrew Morton
2025-09-26 0:00 ` Kees Cook
[not found] ` <CAHk-=wg2M+v5wFQLK3u3DuchpCbuHF8Z7_if3=foECVRXF+8vg@mail.gmail.com>
2025-09-26 1:31 ` Kees Cook
2025-09-26 2:36 ` Linus Torvalds
2025-09-26 3:37 ` Kees Cook
2025-09-26 13:07 ` Alejandro Colomar
2025-09-26 8:29 ` Alejandro Colomar
2025-09-26 9:00 ` Alejandro Colomar
2025-11-08 22:20 ` [PATCH v2 0/4] Add ARRAY_END(), " Alejandro Colomar
2025-11-08 22:20 ` [PATCH v2 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-11-09 10:43 ` kernel test robot
2025-11-09 12:30 ` Alejandro Colomar
2025-11-09 13:14 ` kernel test robot
2025-11-08 22:20 ` [PATCH v2 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-11-08 22:20 ` [PATCH v2 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-11-08 22:20 ` [PATCH v2 4/4] mm: Use ARRAY_END() instead of open-coding it Alejandro Colomar
2025-11-09 18:06 ` [PATCH v3 0/4] Add ARRAY_END(), and use it to fix off-by-one bugs Alejandro Colomar
2025-11-09 18:06 ` [PATCH v3 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-11-09 19:05 ` Maciej W. Rozycki
2025-11-09 19:18 ` Alejandro Colomar
2025-11-09 18:06 ` [PATCH v3 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-11-09 18:07 ` [PATCH v3 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-11-09 18:07 ` [PATCH v3 4/4] mm: Use ARRAY_END() instead of open-coding it Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 0/4] Add ARRAY_END(), and use it to fix off-by-one bugs Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 4/4] mm: Use ARRAY_END() instead of open-coding it Alejandro Colomar
2025-12-10 22:46 ` [PATCH v5 0/4] Add ARRAY_END(), and use it to fix off-by-one bugs Alejandro Colomar
2025-12-10 22:46 ` [PATCH v5 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-12-10 22:46 ` [PATCH v5 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-12-10 22:46 ` [PATCH v5 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-12-10 22:46 ` [PATCH v5 4/4] mm: Use ARRAY_END() instead of open-coding it Alejandro Colomar
2025-12-10 23:18 ` Kees Cook
2025-12-11 0:21 ` Alejandro Colomar
2025-12-11 1:37 ` Kees Cook
2025-12-21 14:07 ` Alejandro Colomar
2025-12-22 23:21 ` Kees Cook
2025-12-23 1:07 ` Alejandro Colomar
2025-12-11 10:43 ` [PATCH v6 0/4] Add ARRAY_END(), and use it to fix off-by-one bugs Alejandro Colomar
2025-12-11 10:43 ` [PATCH v6 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-12-11 10:43 ` [PATCH v6 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-12-11 10:44 ` [PATCH v6 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-12-11 10:44 ` [PATCH v6 4/4] mm: Use ARRAY_END() instead of open-coding it Alejandro Colomar
2026-02-08 20:10 ` SeongJae Park [this message]
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