xref: /linux/fs/sysctls.c (revision a9f80df4f51440303d063b55bb98720857693821)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * /proc/sys/fs shared sysctls
4  *
5  * These sysctls are shared between different filesystems.
6  */
7 #include <linux/init.h>
8 #include <linux/sysctl.h>
9 
10 static struct ctl_table fs_shared_sysctls[] = {
11 	{
12 		.procname	= "overflowuid",
13 		.data		= &fs_overflowuid,
14 		.maxlen		= sizeof(int),
15 		.mode		= 0644,
16 		.proc_handler	= proc_dointvec_minmax,
17 		.extra1		= SYSCTL_ZERO,
18 		.extra2		= SYSCTL_MAXOLDUID,
19 	},
20 	{
21 		.procname	= "overflowgid",
22 		.data		= &fs_overflowgid,
23 		.maxlen		= sizeof(int),
24 		.mode		= 0644,
25 		.proc_handler	= proc_dointvec_minmax,
26 		.extra1		= SYSCTL_ZERO,
27 		.extra2		= SYSCTL_MAXOLDUID,
28 	},
29 };
30 
31 static int __init init_fs_sysctls(void)
32 {
33 	register_sysctl_init("fs", fs_shared_sysctls);
34 	return 0;
35 }
36 
37 early_initcall(init_fs_sysctls);
38