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Message-ID: <CAHC9VhRA_XkkiZpg=d1RiME+VUYe7bsuV6pOpsseDRWfwV+q9A@mail.gmail.com>
Date: Wed, 31 May 2023 17:20:46 -0400
From: Paul Moore <paul@...l-moore.com>
To: Luis Chamberlain <mcgrof@...nel.org>
Cc: keescook@...omium.org, yzaikin@...gle.com, dhowells@...hat.com,
jarkko@...nel.org, jmorris@...ei.org, serge@...lyn.com,
j.granados@...sung.com, brauner@...nel.org, ebiederm@...ssion.com,
patches@...ts.linux.dev, linux-fsdevel@...r.kernel.org,
keyrings@...r.kernel.org, linux-security-module@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] sysctl: move security keys sysctl registration to its
own file
On Tue, May 30, 2023 at 7:29 PM Luis Chamberlain <mcgrof@...nel.org> wrote:
>
> The security keys sysctls are already declared on its own file,
> just move the sysctl registration to its own file to help avoid
> merge conflicts on sysctls.c, and help with clearing up sysctl.c
> further.
>
> This creates a small penalty of 23 bytes:
>
> ./scripts/bloat-o-meter vmlinux.1 vmlinux.2
> add/remove: 2/0 grow/shrink: 0/1 up/down: 49/-26 (23)
> Function old new delta
> init_security_keys_sysctls - 33 +33
> __pfx_init_security_keys_sysctls - 16 +16
> sysctl_init_bases 85 59 -26
> Total: Before=21256937, After=21256960, chg +0.00%
>
> But soon we'll be saving tons of bytes anyway, as we modify the
> sysctl registrations to use ARRAY_SIZE and so we get rid of all the
> empty array elements so let's just clean this up now.
>
> Signed-off-by: Luis Chamberlain <mcgrof@...nel.org>
> ---
> include/linux/key.h | 3 ---
> kernel/sysctl.c | 4 ----
> security/keys/sysctl.c | 7 +++++++
> 3 files changed, 7 insertions(+), 7 deletions(-)
Ultimately I'll leave the ACK to David or Jarkko, but this looks
reasonable to me.
Reviewed-by: Paul Moore <paul@...l-moore.com>
--
paul-moore.com
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