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From: Kees Cook <keescook@chromium.org>
To: j.granados@samsung.com
Cc: Luis Chamberlain <mcgrof@kernel.org>,
	willy@infradead.org, josh@joshtriplett.org,
	Eric Biederman <ebiederm@xmission.com>,
	Iurii Zaikin <yzaikin@google.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	John Stultz <jstultz@google.com>, Stephen Boyd <sboyd@kernel.org>,
	Andy Lutomirski <luto@amacapital.net>,
	Will Drewry <wad@chromium.org>, Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Petr Mladek <pmladek@suse.com>,
	John Ogness <john.ogness@linutronix.de>,
	Sergey Senozhatsky <senozhatsky@chromium.org>,
	"Naveen N. Rao" <naveen.n.rao@linux.ibm.com>,
	Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>,
	"David S. Miller" <davem@davemloft.net>,
	Balbir Singh <bsingharora@gmail.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	John Fastabend <john.fastabend@gmail.com>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Song Liu <song@kernel.org>,
	Yonghong Song <yonghong.song@linux.dev>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Jiri Olsa <jolsa@kernel.org>,
	linux-kernel@vger.kernel.org, kexec@lists.infradead.org,
	linux-fsdevel@vger.kernel.org,
	linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH 05/10] seccomp: Remove the now superfluous sentinel elements from ctl_table array
Date: Tue, 7 Nov 2023 11:55:38 -0800	[thread overview]
Message-ID: <202311071155.EE9C0FBF@keescook> (raw)
In-Reply-To: <20231107-jag-sysctl_remove_empty_elem_kernel-v1-5-e4ce1388dfa0@samsung.com>

On Tue, Nov 07, 2023 at 02:45:05PM +0100, Joel Granados via B4 Relay wrote:
> From: Joel Granados <j.granados@samsung.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 sentinel element from seccomp_sysctl_table.
> 
> Signed-off-by: Joel Granados <j.granados@samsung.com>

Acked-by: Kees Cook <keescook@chromium.org>

-- 
Kees Cook

WARNING: multiple messages have this Message-ID (diff)
From: Kees Cook <keescook@chromium.org>
To: j.granados@samsung.com
Cc: Luis Chamberlain <mcgrof@kernel.org>,
	willy@infradead.org, josh@joshtriplett.org,
	Eric Biederman <ebiederm@xmission.com>,
	Iurii Zaikin <yzaikin@google.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	John Stultz <jstultz@google.com>, Stephen Boyd <sboyd@kernel.org>,
	Andy Lutomirski <luto@amacapital.net>,
	Will Drewry <wad@chromium.org>, Ingo Molnar <mingo@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Juri Lelli <juri.lelli@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Petr Mladek <pmladek@suse.com>,
	John Ogness <john.ogness@linutronix.de>,
	Sergey Senozhatsky <senozhatsky@chromium.org>,
	"Naveen N. Rao" <naveen.n.rao@linux.ibm.com>,
	Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>,
	"David S. Miller" <davem@davemloft.net>,
	Balbir Singh <bsingharora@gmail.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	John Fastabend <john.fastabend@gmail.com>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Song Liu <song@kernel.org>,
	Yonghong Song <yonghong.song@linux.dev>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Jiri Olsa <jolsa@kernel.org>,
	linux-kernel@vger.kernel.org, kexec@lists.infradead.org,
	linux-fsdevel@vger.kernel.org,
	linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH 05/10] seccomp: Remove the now superfluous sentinel elements from ctl_table array
Date: Tue, 7 Nov 2023 11:55:38 -0800	[thread overview]
Message-ID: <202311071155.EE9C0FBF@keescook> (raw)
In-Reply-To: <20231107-jag-sysctl_remove_empty_elem_kernel-v1-5-e4ce1388dfa0@samsung.com>

On Tue, Nov 07, 2023 at 02:45:05PM +0100, Joel Granados via B4 Relay wrote:
> From: Joel Granados <j.granados@samsung.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 sentinel element from seccomp_sysctl_table.
> 
> Signed-off-by: Joel Granados <j.granados@samsung.com>

Acked-by: Kees Cook <keescook@chromium.org>

-- 
Kees Cook

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kexec@lists.infradead.org
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  reply	other threads:[~2023-11-07 19:55 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-07 13:45 [PATCH 00/10] sysctl: Remove sentinel elements from kernel dir Joel Granados via B4 Relay
2023-11-07 13:45 ` Joel Granados via B4 Relay
2023-11-07 13:45 ` Joel Granados
2023-11-07 13:45 ` [PATCH 01/10] kernel misc: Remove the now superfluous sentinel elements from ctl_table array Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 13:45 ` [PATCH 02/10] umh: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 13:45 ` [PATCH 03/10] ftrace: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-08 10:29   ` Masami Hiramatsu
2023-11-08 10:29     ` Masami Hiramatsu
2023-11-08 16:27     ` Steven Rostedt
2023-11-08 16:27       ` Steven Rostedt
2023-11-07 13:45 ` [PATCH 04/10] timekeeping: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 13:45 ` [PATCH 05/10] seccomp: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 19:55   ` Kees Cook [this message]
2023-11-07 19:55     ` Kees Cook
2023-11-07 13:45 ` [PATCH 06/10] scheduler: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 14:49   ` Peter Zijlstra
2023-11-07 14:49     ` Peter Zijlstra
2023-11-07 13:45 ` [PATCH 07/10] printk: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-28 14:07   ` Petr Mladek
2023-11-28 14:07     ` Petr Mladek
2023-12-04  8:56     ` Joel Granados
2023-12-04  8:56       ` Joel Granados
2023-12-06  9:55       ` Petr Mladek
2023-12-06  9:55         ` Petr Mladek
2023-11-07 13:45 ` [PATCH 08/10] kprobes: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-08 10:27   ` Masami Hiramatsu
2023-11-08 10:27     ` Masami Hiramatsu
2023-11-07 13:45 ` [PATCH 09/10] delayacct: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 13:45 ` [PATCH 10/10] bpf: " Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados via B4 Relay
2023-11-07 13:45   ` Joel Granados
2023-11-07 18:15   ` Andrii Nakryiko
2023-11-07 18:15     ` Andrii Nakryiko

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