From mboxrd@z Thu Jan 1 00:00:00 1970 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 5CDDFC433EF for ; Sat, 22 Jan 2022 06:13:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229772AbiAVGNL (ORCPT ); Sat, 22 Jan 2022 01:13:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233437AbiAVGNK (ORCPT ); Sat, 22 Jan 2022 01:13:10 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 11407C06173B for ; Fri, 21 Jan 2022 22:13:10 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id CCDE8B82100 for ; Sat, 22 Jan 2022 06:13:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1149FC340E0; Sat, 22 Jan 2022 06:13:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1642831987; bh=BIQK3dWwLkOgSuF+GfSs7qYzMFx1pIri52Ypwa3ILBE=; h=Date:From:To:Subject:In-Reply-To:From; b=SPXASiT30qI0gcPQFnosjHHJH4laB072UBIIN+NQ3sLQgKHdWGqY7zAwZje7WknIO oy+GHYVFRspR+SPnmS8bT+TvFYaUkGlcM713uHBNTsxyCsh/lopd9x8BRlsdx33zde 2uC8Pr1cl3hlUPdJY52Av8f277Y1WPK2CIYSgocc= Date: Fri, 21 Jan 2022 22:13:06 -0800 From: Andrew Morton To: akpm@linux-foundation.org, andriy.shevchenko@linux.intel.com, bfields@fieldses.org, crope@iki.fi, ebiederm@xmission.com, jlayton@kernel.org, keescook@chromium.org, kernel@tuxforce.de, linux-mm@kvack.org, mcgrof@kernel.org, mm-commits@vger.kernel.org, nixiaoming@huawei.com, steve@sk2.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk, yzaikin@google.com Subject: [patch 31/69] fs: move shared sysctls to fs/sysctls.c Message-ID: <20220122061306.9ayN3FnrG%akpm@linux-foundation.org> In-Reply-To: <20220121221021.60533b009c357d660791476e@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: Luis Chamberlain Subject: fs: move shared sysctls to fs/sysctls.c To help with this maintenance let's start by moving sysctls to places where they actually belong. The proc sysctl maintainers do not want to know what sysctl knobs you wish to add for your own piece of code, we just care about the core logic. To help with this maintenance let's start by moving sysctls to places where they actually belong. The proc sysctl maintainers do not want to know what sysctl knobs you wish to add for your own piece of code, we just care about the core logic. So move sysctls which are shared between filesystems into a common file outside of kernel/sysctl.c. Link: https://lkml.kernel.org/r/20211129205548.605569-6-mcgrof@kernel.org Signed-off-by: Luis Chamberlain Cc: Al Viro Cc: Andy Shevchenko Cc: Antti Palosaari Cc: Eric Biederman Cc: Iurii Zaikin Cc: "J. Bruce Fields" Cc: Jeff Layton Cc: Kees Cook Cc: Lukas Middendorf Cc: Stephen Kitt Cc: Xiaoming Ni Signed-off-by: Andrew Morton --- fs/Makefile | 1 + fs/sysctls.c | 38 ++++++++++++++++++++++++++++++++++++++ kernel/sysctl.c | 18 ------------------ 3 files changed, 39 insertions(+), 18 deletions(-) --- a/fs/Makefile~fs-move-shared-sysctls-to-fs-sysctlsc +++ a/fs/Makefile @@ -28,6 +28,7 @@ obj-y += notify/ obj-$(CONFIG_EPOLL) += eventpoll.o obj-y += anon_inodes.o obj-$(CONFIG_SIGNALFD) += signalfd.o +obj-$(CONFIG_SYSCTL) += sysctls.o obj-$(CONFIG_TIMERFD) += timerfd.o obj-$(CONFIG_EVENTFD) += eventfd.o obj-$(CONFIG_USERFAULTFD) += userfaultfd.o --- /dev/null +++ a/fs/sysctls.c @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * /proc/sys/fs shared sysctls + * + * These sysctls are shared between different filesystems. + */ +#include +#include + +static struct ctl_table fs_shared_sysctls[] = { + { + .procname = "overflowuid", + .data = &fs_overflowuid, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_MAXOLDUID, + }, + { + .procname = "overflowgid", + .data = &fs_overflowgid, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_MAXOLDUID, + }, + { } +}; + +static int __init init_fs_shared_sysctls(void) +{ + register_sysctl_init("fs", fs_shared_sysctls); + return 0; +} + +early_initcall(init_fs_shared_sysctls); --- a/kernel/sysctl.c~fs-move-shared-sysctls-to-fs-sysctlsc +++ a/kernel/sysctl.c @@ -2897,24 +2897,6 @@ static struct ctl_table vm_table[] = { }; static struct ctl_table fs_table[] = { - { - .procname = "overflowuid", - .data = &fs_overflowuid, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = proc_dointvec_minmax, - .extra1 = SYSCTL_ZERO, - .extra2 = SYSCTL_MAXOLDUID, - }, - { - .procname = "overflowgid", - .data = &fs_overflowgid, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = proc_dointvec_minmax, - .extra1 = SYSCTL_ZERO, - .extra2 = SYSCTL_MAXOLDUID, - }, #ifdef CONFIG_FILE_LOCKING { .procname = "leases-enable", _