From patchwork Thu Jan 4 15:02:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joel Granados via B4 Relay X-Patchwork-Id: 13511250 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2D72E2420C; Thu, 4 Jan 2024 15:02:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="R5dFM2GT" Received: by smtp.kernel.org (Postfix) with ESMTPS id A6A70C433CC; Thu, 4 Jan 2024 15:02:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1704380565; bh=DvcxIFzA2XKWMKETjpH2TO0c5m9+WASjBlILvRYUVnU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=R5dFM2GTj0y/e0TfLXbOFis9tsZ8LdQf2psrDfsPoG3V0DKb4X/g0IWVNUcSwDUX6 gaFDoNqkdzd3GYjsponjmJ/d02IbSvnpnzmdvtPwXK37bmkHgSK4LX6ka7APrOJLlj TPXIXaTE1YLT6Vaopl+3aWysNwm8mmBtCyXRnIY0Bb/VrSDGAKc4MbqvfIUkyDcm81 Mmre/vwyV7z1t76I2rbnRJSdMoZEk2fLnAu+ZT//0gb3OPplDUz+2P3IA0lwzGOfEr bQGFEaZ7IQLgn9YpxRadyyVEF3uU+auA5WkMqKsL7h1HYxchQo6r9A2P5AZRrb1tP1 YEB8J2IWNyb7g== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D9A1C47074; Thu, 4 Jan 2024 15:02:45 +0000 (UTC) From: Joel Granados via B4 Relay Date: Thu, 04 Jan 2024 16:02:27 +0100 Subject: [PATCH v2 06/10] scheduler: Remove the now superfluous sentinel elements from ctl_table array Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240104-jag-sysctl_remove_empty_elem_kernel-v2-6-836cc04e00ec@samsung.com> References: <20240104-jag-sysctl_remove_empty_elem_kernel-v2-0-836cc04e00ec@samsung.com> In-Reply-To: <20240104-jag-sysctl_remove_empty_elem_kernel-v2-0-836cc04e00ec@samsung.com> To: Luis Chamberlain , willy@infradead.org, josh@joshtriplett.org, Kees Cook , Eric Biederman , Iurii Zaikin , Steven Rostedt , Masami Hiramatsu , Mark Rutland , Thomas Gleixner , John Stultz , Stephen Boyd , Andy Lutomirski , Will Drewry , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Ben Segall , Mel Gorman , Daniel Bristot de Oliveira , Valentin Schneider , Petr Mladek , John Ogness , Sergey Senozhatsky , "Naveen N. Rao" , Anil S Keshavamurthy , "David S. Miller" , Balbir Singh , Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa Cc: linux-kernel@vger.kernel.org, kexec@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org, Joel Granados X-Mailer: b4 0.13-dev-86aa5 X-Developer-Signature: v=1; a=openpgp-sha256; l=3002; i=j.granados@samsung.com; h=from:subject:message-id; bh=Xa7JcmuwlJTq/SA5ehycdcY7bcWSGAbQacdTyMWnUTk=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBllsiQbIczHWbA4zQWXlEme0igfFkoWIsxmXPBc CUCAXAJAquJAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZZbIkAAKCRC6l81St5ZB T+sFC/4z8OHS2Jhpxg/muIoqFJFCx92BwSioQWQgxJqUOKKdgfweslcLr/dIkxHa1s1yhWlu79H FrbQZs7tWs4EeLTuz/0ucBuBUEL03XSk1slxTJzlU6Yxf5Wt6SnErVBEGmRMzqDz9HFfqizNRhm rKnkOIsjlFq5NmsVoISr4mL98mhBW3bTKRN/WwjS3esxVfzIjegH928NqKvvo6gyYsL+OLuas/J EK551LdSTfSpr7PdtnCxVUpvyLOJb94MJKLr9DzZhPlVRU3mO0LQLoBmJmyUkTWZAEQ1HEETxQx UzT+ncJf5C9wWRGEGhaRgXksWdblHKqBn7K+mufKwYWfB039x02ctFPeZY8Zc8E1HQxdrCsdKIc w+GFYqcrdOkoJwkm1waSCdCnHjc232iIKWr088ReNk4aSRknHtzf8v5K3yWaoyDMur8u8CZ/vuU K3OxAL4Yy0KSBRglb1nKHWv7LdlJZzQioOTDk8JpXzATWG6xbI4Y9g3UmcVRewIIsEgjc= X-Developer-Key: i=j.granados@samsung.com; a=openpgp; fpr=F1F8E46D30F0F6C4A45FF4465895FAAC338C6E77 X-Endpoint-Received: by B4 Relay for j.granados@samsung.com/default with auth_id=70 X-Original-From: Joel Granados Reply-To: From: Joel Granados 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/) rm sentinel element from ctl_table arrays Acked-by: "Peter Zijlstra (Intel)" Signed-off-by: Joel Granados --- kernel/sched/autogroup.c | 1 - kernel/sched/core.c | 1 - kernel/sched/deadline.c | 1 - kernel/sched/fair.c | 1 - kernel/sched/rt.c | 1 - kernel/sched/topology.c | 1 - 6 files changed, 6 deletions(-) diff --git a/kernel/sched/autogroup.c b/kernel/sched/autogroup.c index 991fc9002535..db68a964e34e 100644 --- a/kernel/sched/autogroup.c +++ b/kernel/sched/autogroup.c @@ -19,7 +19,6 @@ static struct ctl_table sched_autogroup_sysctls[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, }, - {} }; static void __init sched_autogroup_sysctl_init(void) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index a708d225c28e..5631d0ec161b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4708,7 +4708,6 @@ static struct ctl_table sched_core_sysctls[] = { .extra2 = SYSCTL_FOUR, }, #endif /* CONFIG_NUMA_BALANCING */ - {} }; static int __init sched_core_sysctl_init(void) { diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index b28114478b82..58cf9defc3b9 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -43,7 +43,6 @@ static struct ctl_table sched_dl_sysctls[] = { .proc_handler = proc_douintvec_minmax, .extra2 = (void *)&sysctl_sched_dl_period_max, }, - {} }; static int __init sched_dl_sysctl_init(void) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index d7a3c63a2171..8f5f016ebc46 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -157,7 +157,6 @@ static struct ctl_table sched_fair_sysctls[] = { .extra1 = SYSCTL_ZERO, }, #endif /* CONFIG_NUMA_BALANCING */ - {} }; static int __init sched_fair_sysctl_init(void) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 6aaf0a3d6081..350f4e8b3b2f 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -56,7 +56,6 @@ static struct ctl_table sched_rt_sysctls[] = { .mode = 0644, .proc_handler = sched_rr_handler, }, - {} }; static int __init sched_rt_sysctl_init(void) diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c index 10d1391e7416..e3a354173005 100644 --- a/kernel/sched/topology.c +++ b/kernel/sched/topology.c @@ -322,7 +322,6 @@ static struct ctl_table sched_energy_aware_sysctls[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, }, - {} }; static int __init sched_energy_aware_sysctl_init(void)