From patchwork Mon Oct 2 11:30:39 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: 13405848 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 2D53AE784B9 for ; Mon, 2 Oct 2023 11:29:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236712AbjJBL3X (ORCPT ); Mon, 2 Oct 2023 07:29:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53864 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236695AbjJBL3U (ORCPT ); Mon, 2 Oct 2023 07:29:20 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90CB6E0; Mon, 2 Oct 2023 04:29:17 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPS id 0AEE9C433B8; Mon, 2 Oct 2023 11:29:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1696246157; bh=YTd+W/HJJzt1g+AotSrQmZSQ/u4v4LR76hzUk9+8KRY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=t8eQLWHy0x9yNcAeYoiq3u/17r0Fsj0jLO/922mjKowsWcFf+75qeFzU1gn5X+IgO jYBuJ9EePK9gcf6rm91bxqi5oJA5mfSJGaF+JCh/8ByuZw/vdZdI4zBna/kfihS8AI 9HMGhp650xt+NNRAkAC+m0v3NkT/Uxb4qlVk6HEf4NkiuSptjmrV3IBk+bGBHN7GBS m68QMmle0GFzWbXH1NGW9NBBfKniS2uzYqAZzGxZm/9189ik/1htRX4OT6pDYV14+s +8XPmujmnz19k9UO5LOfKAqEpxhvskIzF90mJh+LlPfyp8HOw6ha+lMNAjKMiexaAW 3Q6sC2KCJX6Bw== 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 E5C24E784A4; Mon, 2 Oct 2023 11:29:16 +0000 (UTC) From: Joel Granados via B4 Relay Date: Mon, 02 Oct 2023 13:30:39 +0200 Subject: [PATCH v3 4/7] x86/vdso: Remove now superfluous sentinel element from ctl_table array MIME-Version: 1.0 Message-Id: <20231002-jag-sysctl_remove_empty_elem_arch-v3-4-606da2840a7a@samsung.com> References: <20231002-jag-sysctl_remove_empty_elem_arch-v3-0-606da2840a7a@samsung.com> In-Reply-To: <20231002-jag-sysctl_remove_empty_elem_arch-v3-0-606da2840a7a@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 , Alexey Gladkov 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=1052; i=j.granados@samsung.com; h=from:subject:message-id; bh=cvzMuUejqMQP+BGPAXWnJqy+jCdRUm5VfxRP0+Qgc7g=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBlGqoT7g4+JWiQV8k/61XdOPQ2RonRomvKi5kxu mRiOWMGwOuJAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZRqqEwAKCRC6l81St5ZB TzjdC/9fKc+Cn6prbqpjfusVIp8cAMfZKAPr4G3moB2aTF1BnakvXHfY7Wf9qwA/bzZeofKl7SL M1RA2NsVoOzzKzIwtzVeR1Kgk1eRKiCCLRhMJRzoIhlnBR3/jLV5ygVGxnehDO9QwyxuPBS7bH/ n6q/KD3vIeim+dgRREVJhCB0KtJ0kkl7dDm9c+iXNgXuxzcE79yiM1ljMw3v887zH5IUulV62vj 7u/dB2tzjJS5b8Nv8RHdLNWr41UUEXu34VNBYbeAZQ0IKyBb4NGS2n96ZuxpwbLIri3BIYaC8Tw SU3xeiJ2N98pVOgDSYA1ZcpyFFPmKSCPDBeaJ48w3mkpLW6BwYvYb2F6lqwTUzDKfNhkti7+nOK UnZy656UxYdqQ+D5YLCSK8yHkWSvy87yo/DFL3YDErBvdoUZftuyxuV1jvPf50fO8rFalb9YQ1N E9YxTE4f+PYvGFKRxMLF+jQGebqh+zmc2AcJX/3ETJb6Hcl/7hAJXaAHf8nsOaWQ0Wxcw= 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 abi_table2. This removal is safe because register_sysctl implicitly uses ARRAY_SIZE() in addition to checking for the sentinel. Signed-off-by: Joel Granados --- arch/x86/entry/vdso/vdso32-setup.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/x86/entry/vdso/vdso32-setup.c b/arch/x86/entry/vdso/vdso32-setup.c index f3b3cacbcbb0..76e4e74f35b5 100644 --- a/arch/x86/entry/vdso/vdso32-setup.c +++ b/arch/x86/entry/vdso/vdso32-setup.c @@ -67,7 +67,6 @@ static struct ctl_table abi_table2[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, }, - {} }; static __init int ia32_binfmt_init(void)