linux-kernel - Re: [PATCH 2/7] security: Remove the now superfluous sentinel element from ctl

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Message-ID: <202404150906.C37D8D9DA1@keescook>
Date: Mon, 15 Apr 2024 09:06:39 -0700
From: Kees Cook <keescook@...omium.org>
To: j.granados@...sung.com
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Muchun Song <muchun.song@...ux.dev>,
	Miaohe Lin <linmiaohe@...wei.com>,
	Naoya Horiguchi <naoya.horiguchi@....com>,
	John Johansen <john.johansen@...onical.com>,
	Paul Moore <paul@...l-moore.com>, James Morris <jmorris@...ei.org>,
	"Serge E. Hallyn" <serge@...lyn.com>,
	David Howells <dhowells@...hat.com>,
	Jarkko Sakkinen <jarkko@...nel.org>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	"David S. Miller" <davem@...emloft.net>,
	Jens Axboe <axboe@...nel.dk>,
	Pavel Begunkov <asml.silence@...il.com>,
	Atish Patra <atishp@...shpatra.org>,
	Anup Patel <anup@...infault.org>, Will Deacon <will@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Luis Chamberlain <mcgrof@...nel.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	apparmor@...ts.ubuntu.com, linux-security-module@...r.kernel.org,
	keyrings@...r.kernel.org, linux-crypto@...r.kernel.org,
	io-uring@...r.kernel.org, linux-riscv@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/7] security: Remove the now superfluous sentinel
 element from ctl_table array

On Thu, Mar 28, 2024 at 04:57:49PM +0100, Joel Granados via B4 Relay wrote:
> From: Joel Granados <j.granados@...sung.com>
> 
> This commit comes at the tail end of a greater effort to remove the
> empty elements at the end of the ctl_table arrays (sentinels) which will
> reduce the overall build time size of the kernel and run time memory
> bloat by ~64 bytes per sentinel (further information Link :
> https://lore.kernel.org/all/ZO5Yx5JFogGi%2FcBo@bombadil.infradead.org/)
> 
> Remove the sentinel from all files under security/ that register a
> sysctl table.
> 
> Signed-off-by: Joel Granados <j.granados@...sung.com>

Acked-by: Kees Cook <keescook@...omium.org> # loadpin & yama

-- 
Kees Cook