From patchwork Tue Nov 21 11:35:11 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: 13462857 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 F07FD154AB; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dIZji/dp" Received: by smtp.kernel.org (Postfix) with ESMTPS id 6D49DC433C8; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700566534; bh=jp5zupYC3dqga+xgTeyhYepRQqFBsm6KYR9/rvlBnN0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=dIZji/dplIWVDXMi5aBydWZfQhkFwV/nQTmfrcl5/mRjnQ8IwILaUeQ8UPm68icfC BsNwKKAwD4Mt8tE9ffWVfx1acO6caUc3cLcE1auhL942JCo1YnOknjqMijgAQ3md2l ipf6nYQyBGaPajGL8CPKy5nivCYpEgv3R+OvqSc4pFVWR5zaU/RJAxRIvw9VtWyJm+ moul2uap0yKQviiDETrNBqVLLbDy/7dCgoamJCUOROKkRWe69TcFLVcHavj5SmRmNq 2J/fEQslz4sF4ShNOxte6T7bRzX7xXuGTALwkaLpxH9Id+yqFjnoxOcJGJnEMHeB6e ugUfPIxZsvl3Q== 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 4ED04C61D92; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) From: Joel Granados via B4 Relay Date: Tue, 21 Nov 2023 12:35:11 +0100 Subject: [PATCH v2 1/4] cachefiles: Remove the now superfluous sentinel element from ctl_table array Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231121-jag-sysctl_remove_empty_elem_fs-v2-1-39eab723a034@samsung.com> References: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> In-Reply-To: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> To: Luis Chamberlain , willy@infradead.org, josh@joshtriplett.org, Kees Cook , David Howells , Alexander Viro , Christian Brauner , Benjamin LaHaise , Eric Biederman , Trond Myklebust , Anna Schumaker , Chuck Lever , Jeff Layton , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Jan Kara , Amir Goldstein , Matthew Bobrowski , Anton Altaparmakov , Namjae Jeon , Mark Fasheh , Joel Becker , Joseph Qi , Iurii Zaikin , Eric Biggers , "Theodore Y. Ts'o" , Chandan Babu R , "Darrick J. Wong" , Jan Harkes , coda@cs.cmu.edu Cc: linux-cachefs@redhat.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-aio@kvack.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, ocfs2-devel@lists.linux.dev, fsverity@lists.linux.dev, linux-xfs@vger.kernel.org, codalist@coda.cs.cmu.edu, Joel Granados X-Mailer: b4 0.13-dev-86aa5 X-Developer-Signature: v=1; a=openpgp-sha256; l=923; i=j.granados@samsung.com; h=from:subject:message-id; bh=SGTnhgVPbRkVEntdcKFq1I6E3blB6PSwrb9JaawnFFQ=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBlXJYE8Ks+z491/DTBZVtz2um8J4jG1nLsD8a3B DRhcSRgUfiJAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZVyWBAAKCRC6l81St5ZB T4IADACOW9MROZFdSM+dnh5/wed5cgaNXnrVn0LBPeHAVDiTQemiyGOrKQAda+vo5Xdn9YTJKCa PoC+nOKAf7TcIW5+lSdngPBDLY10Rc+onNncfJVs/pcfUcS7fvUdAe7Oii7yRE0pWXLEO8Yi/bl ZQddbvSPByuXt05zL+cFNSFJ6o75hORSBWUkTFgcExgCr6JtZHXh8JGoupxp+6NYOo7KGwZQCir gkJt7LSjyMQBBxQiG1wv3Oj3xAGIHT0r5K6FbTYG2CKIShmPRQDSLhCwjGE/Yk5oTfToxFyfUZR wtRrWYjHIRxQ2NkgszSSTyHULK6/XiQNiTOBISGnR4JeKsg6f2GnYke60yAYM9PEXCijJqfHNpb XP4426A5j7PtMZusLfCzoo/RiIvU0lLYYLW4JMuIj6tCKXVpBnxubPiW+7/0D2mysQGJzwu1Q1h 2BdXU/cbiWKRzPziKe1iPiDUEN1EizspV1wiEqbmZV51Sz42b2uFSBfcXRFn/uWc0eKXs= 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/) Remove sentinel from cachefiles_sysctls Signed-off-by: Joel Granados --- fs/cachefiles/error_inject.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/cachefiles/error_inject.c b/fs/cachefiles/error_inject.c index 18de8a876b02..1715d5ca2b2d 100644 --- a/fs/cachefiles/error_inject.c +++ b/fs/cachefiles/error_inject.c @@ -19,7 +19,6 @@ static struct ctl_table cachefiles_sysctls[] = { .mode = 0644, .proc_handler = proc_douintvec, }, - {} }; int __init cachefiles_register_error_injection(void) From patchwork Tue Nov 21 11:35:12 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: 13462860 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 0D311487A0; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FazX2+kM" Received: by smtp.kernel.org (Postfix) with ESMTPS id 87F62C433CA; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700566534; bh=4FYrGCUxLsW9acF7WTWE7D+UXyy8GglZc5VqyKXmbbk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=FazX2+kMmuW7nxT8kXeCmgoaeyZ7d3BEx7ITc/Y4WApftLrKmK3T+32Y+EM23mfIt ibzTVrk+I36YMpk/K7HI7ySSVao3jmJFblqOs8RTijrcEqRPNZc5d5d3834wAKLKhA hm+rx9oGxM0wg08yzjnF6+hwaY3mwApYWX20w4Z+NnMTJbggBh2CReeNf6K0P+5g+T /coEhjtVoaRQqMNLna9FLKWESuMq9INJuWYtk7GHlncRRCQ0Ck2NusByohgdjythhH gZgUOhm5Tb/IVNN4pnT7vIESEUBKU1uUlwMQwKlIbm2ThT2C8JC5JWiDVwaV7Qc0w0 B7oT1GpKv1UiA== 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 62BA5C61D94; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) From: Joel Granados via B4 Relay Date: Tue, 21 Nov 2023 12:35:12 +0100 Subject: [PATCH v2 2/4] fs: Remove the now superfluous sentinel elements from ctl_table array Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231121-jag-sysctl_remove_empty_elem_fs-v2-2-39eab723a034@samsung.com> References: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> In-Reply-To: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> To: Luis Chamberlain , willy@infradead.org, josh@joshtriplett.org, Kees Cook , David Howells , Alexander Viro , Christian Brauner , Benjamin LaHaise , Eric Biederman , Trond Myklebust , Anna Schumaker , Chuck Lever , Jeff Layton , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Jan Kara , Amir Goldstein , Matthew Bobrowski , Anton Altaparmakov , Namjae Jeon , Mark Fasheh , Joel Becker , Joseph Qi , Iurii Zaikin , Eric Biggers , "Theodore Y. Ts'o" , Chandan Babu R , "Darrick J. Wong" , Jan Harkes , coda@cs.cmu.edu Cc: linux-cachefs@redhat.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-aio@kvack.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, ocfs2-devel@lists.linux.dev, fsverity@lists.linux.dev, linux-xfs@vger.kernel.org, codalist@coda.cs.cmu.edu, Joel Granados X-Mailer: b4 0.13-dev-86aa5 X-Developer-Signature: v=1; a=openpgp-sha256; l=10413; i=j.granados@samsung.com; h=from:subject:message-id; bh=llL+K5Z8INjFWqo4ffoJOWg51ixZ8Jcu+zyGzk7PO4w=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBlXJYEvbkv1iEb5c/RlrZwHWgAnqI8ZbphDxM7H hN8N7+Cv5uJAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZVyWBAAKCRC6l81St5ZB T9TEC/4z/NS3bAFvGSTidZE4253Q5vHMktqCRlk9CHaE01mniUmfas9pRxtBZPehKeCel1BKyTf r4OZaCTNDPvy2wv4AxceBa8VccMsLsjgA2pDdmxnkeHOvAMiqC611NWlX6yvs2KBYjywrOeNiv0 qM+Vlc4jYh8zXkzW/qwrb4+4+VobPcrNBCXpCuHY/81Lm5+4hj8m98u4HuCa8hPouT/avnJIEmV vmzuRJcbhNSR8dEzAS4cLQmYiXQRZwd6RwVdtmJxqNADaJHlT4cchMgz9x4DJsSXb5zvKYyCAbf LC4CCYD1fhk+FJSSO7y5Ck1RqiP6AMyX+biKnzt7vxP4ACQJvn+NC//0N0M12XDrQrY/EDwi19V GzWgMLX5lddsZhOM8Oo3T1UvGj3k5l6JGOaXlyb5zKRkgnBtz3o7sj2RF/OxhJlIX9/0gyDLt7b 8yJuP7WtWkIUGtNal2ucQOCdNLa3XVDH2XBpeEPtzAtNyO6G1svfCDUksXd87TpHyF0TQ= 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/) Remove sentinel elements ctl_table struct. Special attention was placed in making sure that an empty directory for fs/verity was created when CONFIG_FS_VERITY_BUILTIN_SIGNATURES is not defined. In this case we use the register sysctl call that expects a size. Signed-off-by: Joel Granados Reviewed-by: Jan Kara Reviewed-by: Darrick J. Wong --- fs/aio.c | 1 - fs/coredump.c | 1 - fs/dcache.c | 1 - fs/devpts/inode.c | 1 - fs/eventpoll.c | 1 - fs/exec.c | 1 - fs/file_table.c | 1 - fs/inode.c | 1 - fs/lockd/svc.c | 1 - fs/locks.c | 1 - fs/namei.c | 1 - fs/namespace.c | 1 - fs/nfs/nfs4sysctl.c | 1 - fs/nfs/sysctl.c | 1 - fs/notify/dnotify/dnotify.c | 1 - fs/notify/fanotify/fanotify_user.c | 1 - fs/notify/inotify/inotify_user.c | 1 - fs/ntfs/sysctl.c | 1 - fs/ocfs2/stackglue.c | 1 - fs/pipe.c | 1 - fs/proc/proc_sysctl.c | 1 - fs/quota/dquot.c | 1 - fs/sysctls.c | 1 - fs/userfaultfd.c | 1 - fs/verity/init.c | 1 - fs/xfs/xfs_sysctl.c | 2 -- 26 files changed, 27 deletions(-) diff --git a/fs/aio.c b/fs/aio.c index a4c2a6bac72c..da069d6b6c66 100644 --- a/fs/aio.c +++ b/fs/aio.c @@ -239,7 +239,6 @@ static struct ctl_table aio_sysctls[] = { .mode = 0644, .proc_handler = proc_doulongvec_minmax, }, - {} }; static void __init aio_sysctl_init(void) diff --git a/fs/coredump.c b/fs/coredump.c index 9d235fa14ab9..f258c17c1841 100644 --- a/fs/coredump.c +++ b/fs/coredump.c @@ -981,7 +981,6 @@ static struct ctl_table coredump_sysctls[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { } }; static int __init init_fs_coredump_sysctls(void) diff --git a/fs/dcache.c b/fs/dcache.c index 25ac74d30bff..bafdd455b0fe 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -191,7 +191,6 @@ static struct ctl_table fs_dcache_sysctls[] = { .mode = 0444, .proc_handler = proc_nr_dentry, }, - { } }; static int __init init_fs_dcache_sysctls(void) diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c index 299c295a27a0..a4de1612b1db 100644 --- a/fs/devpts/inode.c +++ b/fs/devpts/inode.c @@ -69,7 +69,6 @@ static struct ctl_table pty_table[] = { .data = &pty_count, .proc_handler = proc_dointvec, }, - {} }; struct pts_mount_opts { diff --git a/fs/eventpoll.c b/fs/eventpoll.c index 1d9a71a0c4c1..975fc5623102 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -322,7 +322,6 @@ static struct ctl_table epoll_table[] = { .extra1 = &long_zero, .extra2 = &long_max, }, - { } }; static void __init epoll_sysctls_init(void) diff --git a/fs/exec.c b/fs/exec.c index 6518e33ea813..7a18bde22f25 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -2167,7 +2167,6 @@ static struct ctl_table fs_exec_sysctls[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_TWO, }, - { } }; static int __init init_fs_exec_sysctls(void) diff --git a/fs/file_table.c b/fs/file_table.c index ee21b3da9d08..544f7d4f166f 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -137,7 +137,6 @@ static struct ctl_table fs_stat_sysctls[] = { .extra1 = &sysctl_nr_open_min, .extra2 = &sysctl_nr_open_max, }, - { } }; static int __init init_fs_stat_sysctls(void) diff --git a/fs/inode.c b/fs/inode.c index 35fd688168c5..ce16e3cda7bf 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -129,7 +129,6 @@ static struct ctl_table inodes_sysctls[] = { .mode = 0444, .proc_handler = proc_nr_inodes, }, - { } }; static int __init init_fs_inode_sysctls(void) diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c index 6579948070a4..f784ff58bfd3 100644 --- a/fs/lockd/svc.c +++ b/fs/lockd/svc.c @@ -474,7 +474,6 @@ static struct ctl_table nlm_sysctls[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { } }; #endif /* CONFIG_SYSCTL */ diff --git a/fs/locks.c b/fs/locks.c index 76ad05f8070a..6ecfc422fb37 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -111,7 +111,6 @@ static struct ctl_table locks_sysctls[] = { .proc_handler = proc_dointvec, }, #endif /* CONFIG_MMU */ - {} }; static int __init init_fs_locks_sysctls(void) diff --git a/fs/namei.c b/fs/namei.c index 567ee547492b..fb552161c981 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1070,7 +1070,6 @@ static struct ctl_table namei_sysctls[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_TWO, }, - { } }; static int __init init_fs_namei_sysctls(void) diff --git a/fs/namespace.c b/fs/namespace.c index e157efc54023..e95d4328539d 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -5008,7 +5008,6 @@ static struct ctl_table fs_namespace_sysctls[] = { .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ONE, }, - { } }; static int __init init_fs_namespace_sysctls(void) diff --git a/fs/nfs/nfs4sysctl.c b/fs/nfs/nfs4sysctl.c index e776200e9a11..886a7c4c60b3 100644 --- a/fs/nfs/nfs4sysctl.c +++ b/fs/nfs/nfs4sysctl.c @@ -34,7 +34,6 @@ static struct ctl_table nfs4_cb_sysctls[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { } }; int nfs4_register_sysctl(void) diff --git a/fs/nfs/sysctl.c b/fs/nfs/sysctl.c index f39e2089bc4c..e645be1a3381 100644 --- a/fs/nfs/sysctl.c +++ b/fs/nfs/sysctl.c @@ -29,7 +29,6 @@ static struct ctl_table nfs_cb_sysctls[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - { } }; int nfs_register_sysctl(void) diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c index ebdcc25df0f7..8151ed5ddefc 100644 --- a/fs/notify/dnotify/dnotify.c +++ b/fs/notify/dnotify/dnotify.c @@ -29,7 +29,6 @@ static struct ctl_table dnotify_sysctls[] = { .mode = 0644, .proc_handler = proc_dointvec, }, - {} }; static void __init dnotify_sysctl_init(void) { diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c index f69c451018e3..80539839af0c 100644 --- a/fs/notify/fanotify/fanotify_user.c +++ b/fs/notify/fanotify/fanotify_user.c @@ -86,7 +86,6 @@ static struct ctl_table fanotify_table[] = { .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO }, - { } }; static void __init fanotify_sysctls_init(void) diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index 1c4bfdab008d..3e222a271da6 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -85,7 +85,6 @@ static struct ctl_table inotify_table[] = { .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO }, - { } }; static void __init inotify_sysctls_init(void) diff --git a/fs/ntfs/sysctl.c b/fs/ntfs/sysctl.c index 174fe536a1c0..4e980170d86a 100644 --- a/fs/ntfs/sysctl.c +++ b/fs/ntfs/sysctl.c @@ -28,7 +28,6 @@ static struct ctl_table ntfs_sysctls[] = { .mode = 0644, /* Mode, proc handler. */ .proc_handler = proc_dointvec }, - {} }; /* Storage for the sysctls header. */ diff --git a/fs/ocfs2/stackglue.c b/fs/ocfs2/stackglue.c index a8d5ca98fa57..20aa37b67cfb 100644 --- a/fs/ocfs2/stackglue.c +++ b/fs/ocfs2/stackglue.c @@ -658,7 +658,6 @@ static struct ctl_table ocfs2_nm_table[] = { .mode = 0644, .proc_handler = proc_dostring, }, - { } }; static struct ctl_table_header *ocfs2_table_header; diff --git a/fs/pipe.c b/fs/pipe.c index 6c1a9b1db907..6bc1c4ae81d5 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -1492,7 +1492,6 @@ static struct ctl_table fs_pipe_sysctls[] = { .mode = 0644, .proc_handler = proc_doulongvec_minmax, }, - { } }; #endif diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index de484195f49f..4e06c4d69906 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -71,7 +71,6 @@ static struct ctl_table root_table[] = { .procname = "", .mode = S_IFDIR|S_IRUGO|S_IXUGO, }, - { } }; static struct ctl_table_root sysctl_table_root = { .default_set.dir.header = { diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 9e72bfe8bbad..69b03e13e6f2 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2949,7 +2949,6 @@ static struct ctl_table fs_dqstats_table[] = { .proc_handler = proc_dointvec, }, #endif - { }, }; static int __init dquot_init(void) diff --git a/fs/sysctls.c b/fs/sysctls.c index 76a0aee8c229..8dbde9a802fa 100644 --- a/fs/sysctls.c +++ b/fs/sysctls.c @@ -26,7 +26,6 @@ static struct ctl_table fs_shared_sysctls[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_MAXOLDUID, }, - { } }; static int __init init_fs_sysctls(void) diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c index 56eaae9dac1a..7668285779c1 100644 --- a/fs/userfaultfd.c +++ b/fs/userfaultfd.c @@ -45,7 +45,6 @@ static struct ctl_table vm_userfaultfd_table[] = { .extra1 = SYSCTL_ZERO, .extra2 = SYSCTL_ONE, }, - { } }; #endif diff --git a/fs/verity/init.c b/fs/verity/init.c index a29f062f6047..b64a76b9ac36 100644 --- a/fs/verity/init.c +++ b/fs/verity/init.c @@ -24,7 +24,6 @@ static struct ctl_table fsverity_sysctl_table[] = { .extra2 = SYSCTL_ONE, }, #endif - { } }; static void __init fsverity_init_sysctl(void) diff --git a/fs/xfs/xfs_sysctl.c b/fs/xfs/xfs_sysctl.c index fade33735393..a191f6560f98 100644 --- a/fs/xfs/xfs_sysctl.c +++ b/fs/xfs/xfs_sysctl.c @@ -206,8 +206,6 @@ static struct ctl_table xfs_table[] = { .extra2 = &xfs_params.stats_clear.max }, #endif /* CONFIG_PROC_FS */ - - {} }; int From patchwork Tue Nov 21 11:35:13 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: 13462859 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 0D29848790; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="a9c8kqsU" Received: by smtp.kernel.org (Postfix) with ESMTPS id 8EAADC4339A; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700566534; bh=Xj/qeNJ1fWTZ5t8tG8CiKkqyjuOspbgdeEVbMKEatVA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=a9c8kqsUuDItIz0pDTQt34qElDV+UTOq6O/nS/VrVkCgxu8A5fRJ6tKOPZRcAVSpQ QnXlaeLSHN8p88cHy1joOS1NyLtq8p/kka/ZneNIzXDhX5Jw5m0xXbGQ0biwc1Q23z /Xp8Bdsl71d/voK5oXh9iBG9dPEt4Raw8NZNF1wiYwxp3n6QKXNiK+kyo5iQnog/FH LooWR7yGIVkBxsBdUfnQ4ItPXslGJC9L8CJS4UsTG/qg497N79FKFkz9+X6a4pxtoq i01S8ZI+L3n+iof1D1lw551L+P1YaLPIFnD7KgdRzoI9LiTGlFUl5bknAYQI5fEZ7m j5zEf+/GHNVhQ== 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 783AFC61D93; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) From: Joel Granados via B4 Relay Date: Tue, 21 Nov 2023 12:35:13 +0100 Subject: [PATCH v2 3/4] sysctl: Remove the now superfluous sentinel elements from ctl_table array Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231121-jag-sysctl_remove_empty_elem_fs-v2-3-39eab723a034@samsung.com> References: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> In-Reply-To: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> To: Luis Chamberlain , willy@infradead.org, josh@joshtriplett.org, Kees Cook , David Howells , Alexander Viro , Christian Brauner , Benjamin LaHaise , Eric Biederman , Trond Myklebust , Anna Schumaker , Chuck Lever , Jeff Layton , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Jan Kara , Amir Goldstein , Matthew Bobrowski , Anton Altaparmakov , Namjae Jeon , Mark Fasheh , Joel Becker , Joseph Qi , Iurii Zaikin , Eric Biggers , "Theodore Y. Ts'o" , Chandan Babu R , "Darrick J. Wong" , Jan Harkes , coda@cs.cmu.edu Cc: linux-cachefs@redhat.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-aio@kvack.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, ocfs2-devel@lists.linux.dev, fsverity@lists.linux.dev, linux-xfs@vger.kernel.org, codalist@coda.cs.cmu.edu, Joel Granados X-Mailer: b4 0.13-dev-86aa5 X-Developer-Signature: v=1; a=openpgp-sha256; l=1106; i=j.granados@samsung.com; h=from:subject:message-id; bh=ep6ig3KsG/haTwVjLCKKm4Kk60+leb3CQTaGMwbdTjg=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBlXJYEHrUrJZCSGhRAH7Lq93IX9aUwf0UftJjsH 7rBKf1mt9qJAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZVyWBAAKCRC6l81St5ZB TywHC/oCWN+gpATwjEYOkvLgQs27TVMiW82MjN3jvdcXZMVM3RiIEFPafLxsFCdBwi0wrl2QAPR RiAym6toTbdpbb2DoFgfjwkJXRTArFWrIK0wUZ70Kf9Wu6/ZqU3YDk99zYO8AaGCBP9XKwfZYyE k1wuspuAlGu1hMd7tqNhq+zEU/pbtD/Y1v5z7jZuAyH1RVzMx5rFwJJPo8VZGUJTaXqdZd6yakg YetVCecE2qJr8LjTCjPe2z5m0eOkyrV+U1tf/+5yRy0y2awIWn7RH6F6oIY23gjYLL5GPpbcFa5 5k6LP6S/La0DyWj60nD7VyxoXovlBg+frs5+LF4kZJkmqCFz+JPZasNM5uPdLXIwDpzGOS9KmEq OplDLRsQ9bjGeaqLXweriDYZcEinYOCcfbr1hFWokBFpGDeGvbpXvhTfgCHaZtFwmaYfOQNURpu 8/mUfBR1ImmVaWFIx/D7R8sLihcpD1W1NJJfu19i6TJNLSWpKmp0F/VIzchleIrJg1SaY= 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/) Remove empty sentinel element from test_table and test_table_unregister. Signed-off-by: Joel Granados --- lib/test_sysctl.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/lib/test_sysctl.c b/lib/test_sysctl.c index 8036aa91a1cb..9d71ec5e8a77 100644 --- a/lib/test_sysctl.c +++ b/lib/test_sysctl.c @@ -130,7 +130,6 @@ static struct ctl_table test_table[] = { .mode = 0644, .proc_handler = proc_do_large_bitmap, }, - { } }; static void test_sysctl_calc_match_int_ok(void) @@ -184,7 +183,6 @@ static struct ctl_table test_table_unregister[] = { .mode = 0644, .proc_handler = proc_dointvec_minmax, }, - {} }; static int test_sysctl_run_unregister_nested(void) From patchwork Tue Nov 21 11:35:14 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: 13462861 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 0D2D648796; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="DmeiffTg" Received: by smtp.kernel.org (Postfix) with ESMTPS id A8579C43397; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700566534; bh=oGAuwTicPekfqewJ5UASm1lSeWTImG5/jlwpiQOtNH4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=DmeiffTgUDp1rTSuWTBIH0noGc9+pfAunRCpFV9RP0agCAYOJzagLRJov8sQNK0xv SJHrbaVQHLiOupZd7a2mFgTPUOXUp1/154spaLavMpRostzBSiepUHgTynMYwynL7V 3IWdHMmh7cu/rNHtFrBKwX7bDNuHcCaINujM6HooCmFdJFFadfIQHJoVQ8MqKvWSDD bxrOGJZrSBVZwMWvNFFVIEvPlI0+Enpzu1MjAdxxvMQPGBbfA23rjxAKKejtTee+aF 3ONz2EzCq/xDGO7VFGmvWMcRlw7AADadVcVnoVlD2K5aWeX8+w9EOgavdmRMLJlO6E GM4SDwgE1dRgA== 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 8BEB9C61D96; Tue, 21 Nov 2023 11:35:34 +0000 (UTC) From: Joel Granados via B4 Relay Date: Tue, 21 Nov 2023 12:35:14 +0100 Subject: [PATCH v2 4/4] coda: Remove the now superfluous sentinel elements from ctl_table array Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231121-jag-sysctl_remove_empty_elem_fs-v2-4-39eab723a034@samsung.com> References: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> In-Reply-To: <20231121-jag-sysctl_remove_empty_elem_fs-v2-0-39eab723a034@samsung.com> To: Luis Chamberlain , willy@infradead.org, josh@joshtriplett.org, Kees Cook , David Howells , Alexander Viro , Christian Brauner , Benjamin LaHaise , Eric Biederman , Trond Myklebust , Anna Schumaker , Chuck Lever , Jeff Layton , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Jan Kara , Amir Goldstein , Matthew Bobrowski , Anton Altaparmakov , Namjae Jeon , Mark Fasheh , Joel Becker , Joseph Qi , Iurii Zaikin , Eric Biggers , "Theodore Y. Ts'o" , Chandan Babu R , "Darrick J. Wong" , Jan Harkes , coda@cs.cmu.edu Cc: linux-cachefs@redhat.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-aio@kvack.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, ocfs2-devel@lists.linux.dev, fsverity@lists.linux.dev, linux-xfs@vger.kernel.org, codalist@coda.cs.cmu.edu, Joel Granados X-Mailer: b4 0.13-dev-86aa5 X-Developer-Signature: v=1; a=openpgp-sha256; l=826; i=j.granados@samsung.com; h=from:subject:message-id; bh=EW/W6zZslOuVBpUJvlaE+2AnAGMLV/WhhzCxxx+6aVM=; b=owEB7QES/pANAwAKAbqXzVK3lkFPAcsmYgBlXJYEhjHRDFWxlKQCSEU/qOb5kLqYz6u3U07bi 5UcDbFrWhKJAbMEAAEKAB0WIQSuRwlXJeYxJc7LJ5C6l81St5ZBTwUCZVyWBAAKCRC6l81St5ZB T28vC/0S1zrvnTbJB+9oXn+IU0QpNx0mcFoiShnCrNbA/8SKyDultWZ4UpuxummzF7Lp+lD5UN+ 4kqlWdmqD0V15U9xcN+pg38JPAovwP6moJBKy0HxvGy5aKxZ7+Y4R2MALVzBu8ZHTVamwzcZBoQ y0Xxbaj4s9W7qSDKOoaeDdm3TElOl7O20irSXZ9xiPuhHRXyCKA3vGE0thmz9U0qY1cg6LkLgPm v7Bu7tG7wm6zAxw+5LxN1bNfF50whGqTLF4dxL892xn7dKSHteqNMG72ZipSkLz6DTnnZ16ywxy tGL1fmgTYzVDSWs26SDMONstCNERLXUuQgaWOxESQeWhJqyuEmU0SQpHvkMFZvGrrbfBvWc86uV UydKbDOAO1UEpnjCajlfO8PErya2zHHi6+08qjXLmzyXf6q6ubr31K9RqsKpvaZ6Ot3MGk/sRDV 2H+R3PXl3yyyRe8rC/hT8qKksu59/IYAi6vOcEVkAes4tJCtjzMJ4au9zv7osWjoRyWUs= 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/) Remove empty sentinel from coda_table Signed-off-by: Joel Granados --- fs/coda/sysctl.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/coda/sysctl.c b/fs/coda/sysctl.c index a247c14aaab7..9f2d5743e2c8 100644 --- a/fs/coda/sysctl.c +++ b/fs/coda/sysctl.c @@ -36,7 +36,6 @@ static struct ctl_table coda_table[] = { .mode = 0600, .proc_handler = proc_dointvec }, - {} }; void coda_sysctl_init(void)