From patchwork Wed Sep 6 10:03:24 2023 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: 13375483 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8982EB8FB8 for ; Wed, 6 Sep 2023 10:04:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238424AbjIFKEN (ORCPT ); Wed, 6 Sep 2023 06:04:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43810 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234025AbjIFKEM (ORCPT ); Wed, 6 Sep 2023 06:04:12 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 481C210F5; Wed, 6 Sep 2023 03:04:09 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPS id DADA3C433B6; Wed, 6 Sep 2023 10:04:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1693994648; bh=+eBg2MuGRnaepU3d97JddC2GORIukwXODmv/XHfrfnY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=T0Kat/c3XWHyxAFHdaYGHIr1s0/KmuhsXFvdMUvnGcrZdv73alGuXsOiLS1xMLNBz k1PXKm+793Go9fDhEFfLnr2En7Sw5HbK5dXaPCSJYNrxvxghFCHkw4V7uRRze+aJwa NgX9HkqaNLZAOP6BacmtSdgXbxRlIB5dbXteCgCzo8UtI5e1GYo4L4zdJfPDYBLCBI mryAPwwhcSX1lA4hKWf9KijTEjzCOVJwhsI0Z00nq3peZz7YV33TJEChAi2aXO1VNQ ff7LAZNbxNnyHBOtc8RzjG9dIuWU96TwJd0BL6C14exVJlUIGL8+R5tSUvqNS//l9U EgXmx+xN+V0og== 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 C2F63EB8FB9; Wed, 6 Sep 2023 10:04:08 +0000 (UTC) From: Joel Granados via B4 Relay Date: Wed, 06 Sep 2023 12:03:24 +0200 Subject: [PATCH 3/8] arch/x86: Remove sentinel elem from ctl_table arrays MIME-Version: 1.0 Message-Id: <20230906-jag-sysctl_remove_empty_elem_arch-v1-3-3935d4854248@samsung.com> References: <20230906-jag-sysctl_remove_empty_elem_arch-v1-0-3935d4854248@samsung.com> In-Reply-To: <20230906-jag-sysctl_remove_empty_elem_arch-v1-0-3935d4854248@samsung.com> To: Luis Chamberlain , willy@infradead.org, josh@joshtriplett.org, Kees Cook , Iurii Zaikin , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Gerald Schaefer , Russell King , Catalin Marinas , Will Deacon , Mark Rutland , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Andy Lutomirski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Guo Ren Cc: linux-fsdevel@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-ia64@vger.kernel.org, linux-csky@vger.kernel.org, Joel Granados X-Mailer: b4 0.13-dev-86aa5 X-Developer-Signature: v=1; a=openpgp-sha256; l=1462; i=j.granados@samsung.com; h=from:subject:message-id; bh=zE8VMMPVQAIy8aYws+rz9C7nboCop5JGzS4P9YCQBl8=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBk+E6UOpNP14i3hne/osuimerfTGC3syLUxLuIE wJnpVtSWo2JAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZPhOlAAKCRC6l81St5ZB Ty+ADACIdkG3Hd7tMm/sgfnkWqZQ41Yqd4IqdWF3+e/5NOpevgoE/o35ullHAkd+2+l54Gro3re 805skkVS7qQpu0GSacvMb47Ph0nmJsJ/3t+fQxhqRqfQZlhrqDpTY3sJYdbls932x0mXiXdRePW onZGnYDxlkWQlKKOjPUAdV8ydzH8RRVhEibZfi/O9W/oqOCvySZGu3WH/frsjAvYcR5m9xeYOV1 sWc6C293qC6bApVsEyywLxZb6a/FO+J3R5mFpq8AEIoKH5HLwQe7kj8DbPLQ7Hy8OVR6Xg5cXFr 17bCYjl2uGbwXx90Zeg8x1lmyvF86/CWj6u+wrPIyXxT99cq6GWFGsIzA62RT+vtmiqa51QrniI 27jCQay0zabmB/WRkRMcq6n2I7Lt6wGJ0g/i7gI3MfBBqi/cpAtcvde3NNHcGoZoDKvnPY3bhSB dQdCAAKz/tFS678n2zpX68mI+DJnUxqI/EweCEX18IdWgPBEkYQ0iOIhXhO/XiPyrsM/g= 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: Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org 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/) Remove sentinel element from sld_sysctl and itmt_kern_table. Signed-off-by: Joel Granados Acked-by: Dave Hansen # for x86 --- arch/x86/kernel/cpu/intel.c | 3 +-- arch/x86/kernel/itmt.c | 3 +-- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index be4045628fd3..e63391b82624 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -1015,8 +1015,7 @@ static struct ctl_table sld_sysctls[] = { .proc_handler = proc_douintvec_minmax, .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, - }, - {} + } }; static int __init sld_mitigate_sysctl_init(void) diff --git a/arch/x86/kernel/itmt.c b/arch/x86/kernel/itmt.c index ee4fe8cdb857..5f2ccff38297 100644 --- a/arch/x86/kernel/itmt.c +++ b/arch/x86/kernel/itmt.c @@ -73,8 +73,7 @@ static struct ctl_table itmt_kern_table[] = { .proc_handler = sched_itmt_update_handler, .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, - }, - {} + } }; static struct ctl_table_header *itmt_sysctl_header;