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[157.230.128.187]) by smtp.gmail.com with ESMTPSA id s63sm7735409pjj.16.2020.05.29.00.41.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2020 00:41:16 -0700 (PDT) Received: by 42.do-not-panic.com (Postfix, from userid 1000) id D3A3042349; Fri, 29 May 2020 07:41:10 +0000 (UTC) From: Luis Chamberlain To: keescook@chromium.org, yzaikin@google.com, nixiaoming@huawei.com, ebiederm@xmission.com, axboe@kernel.dk, clemens@ladisch.de, arnd@arndb.de, gregkh@linuxfoundation.org, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, benh@kernel.crashing.org, rdna@fb.com, viro@zeniv.linux.org.uk, mark@fasheh.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, vbabka@suse.cz, sfr@canb.auug.org.au, jack@suse.cz, amir73il@gmail.com, rafael@kernel.org, tytso@mit.edu Subject: [PATCH 08/13] inotify: simplify sysctl declaration with register_sysctl_subdir() Date: Fri, 29 May 2020 07:41:03 +0000 Message-Id: <20200529074108.16928-9-mcgrof@kernel.org> X-Mailer: git-send-email 2.23.0.rc1 In-Reply-To: <20200529074108.16928-1-mcgrof@kernel.org> References: <20200529074108.16928-1-mcgrof@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, julia.lawall@lip6.fr, Luis Chamberlain , akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, ocfs2-devel@oss.oracle.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Xiaoming Ni move inotify_user sysctl to inotify_user.c and use the new register_sysctl_subdir() helper. Signed-off-by: Xiaoming Ni Signed-off-by: Luis Chamberlain --- fs/notify/inotify/inotify_user.c | 11 ++++++++++- include/linux/inotify.h | 3 --- kernel/sysctl.c | 11 ----------- 3 files changed, 10 insertions(+), 15 deletions(-) diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index f88bbcc9efeb..64859fbf8463 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -46,7 +46,7 @@ struct kmem_cache *inotify_inode_mark_cachep __read_mostly; #include -struct ctl_table inotify_table[] = { +static struct ctl_table inotify_table[] = { { .procname = "max_user_instances", .data = &init_user_ns.ucount_max[UCOUNT_INOTIFY_INSTANCES], @@ -73,6 +73,14 @@ struct ctl_table inotify_table[] = { }, { } }; + +static void __init inotify_sysctls_init(void) +{ + register_sysctl_subdir("fs", "inotify", inotify_table); +} + +#else +#define inotify_sysctls_init() do { } while (0) #endif /* CONFIG_SYSCTL */ static inline __u32 inotify_arg_to_mask(u32 arg) @@ -826,6 +834,7 @@ static int __init inotify_user_setup(void) inotify_max_queued_events = 16384; init_user_ns.ucount_max[UCOUNT_INOTIFY_INSTANCES] = 128; init_user_ns.ucount_max[UCOUNT_INOTIFY_WATCHES] = 8192; + inotify_sysctls_init(); return 0; } diff --git a/include/linux/inotify.h b/include/linux/inotify.h index 6a24905f6e1e..8d20caa1b268 100644 --- a/include/linux/inotify.h +++ b/include/linux/inotify.h @@ -7,11 +7,8 @@ #ifndef _LINUX_INOTIFY_H #define _LINUX_INOTIFY_H -#include #include -extern struct ctl_table inotify_table[]; /* for sysctl */ - #define ALL_INOTIFY_BITS (IN_ACCESS | IN_MODIFY | IN_ATTRIB | IN_CLOSE_WRITE | \ IN_CLOSE_NOWRITE | IN_OPEN | IN_MOVED_FROM | \ IN_MOVED_TO | IN_CREATE | IN_DELETE | \ diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 04ff032f2863..30c2d521502a 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -123,10 +123,6 @@ static const int maxolduid = 65535; static int ngroups_max = NGROUPS_MAX; static const int cap_last_cap = CAP_LAST_CAP; -#ifdef CONFIG_INOTIFY_USER -#include -#endif - #ifdef CONFIG_PROC_SYSCTL /** @@ -3012,13 +3008,6 @@ static struct ctl_table fs_table[] = { .proc_handler = proc_dointvec, }, #endif -#ifdef CONFIG_INOTIFY_USER - { - .procname = "inotify", - .mode = 0555, - .child = inotify_table, - }, -#endif #ifdef CONFIG_EPOLL { .procname = "epoll", -- 2.26.2