1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 /* 2 /*
3 * /proc/sys/fs shared sysctls 3 * /proc/sys/fs shared sysctls
4 * 4 *
5 * These sysctls are shared between different 5 * These sysctls are shared between different filesystems.
6 */ 6 */
7 #include <linux/init.h> 7 #include <linux/init.h>
8 #include <linux/sysctl.h> 8 #include <linux/sysctl.h>
9 9
10 static struct ctl_table fs_shared_sysctls[] = 10 static struct ctl_table fs_shared_sysctls[] = {
11 { 11 {
12 .procname = "overflowuid 12 .procname = "overflowuid",
13 .data = &fs_overflow 13 .data = &fs_overflowuid,
14 .maxlen = sizeof(int), 14 .maxlen = sizeof(int),
15 .mode = 0644, 15 .mode = 0644,
16 .proc_handler = proc_dointve 16 .proc_handler = proc_dointvec_minmax,
17 .extra1 = SYSCTL_ZERO, 17 .extra1 = SYSCTL_ZERO,
18 .extra2 = SYSCTL_MAXOL 18 .extra2 = SYSCTL_MAXOLDUID,
19 }, 19 },
20 { 20 {
21 .procname = "overflowgid 21 .procname = "overflowgid",
22 .data = &fs_overflow 22 .data = &fs_overflowgid,
23 .maxlen = sizeof(int), 23 .maxlen = sizeof(int),
24 .mode = 0644, 24 .mode = 0644,
25 .proc_handler = proc_dointve 25 .proc_handler = proc_dointvec_minmax,
26 .extra1 = SYSCTL_ZERO, 26 .extra1 = SYSCTL_ZERO,
27 .extra2 = SYSCTL_MAXOL 27 .extra2 = SYSCTL_MAXOLDUID,
28 }, 28 },
>> 29 { }
29 }; 30 };
30 31
>> 32 DECLARE_SYSCTL_BASE(fs, fs_shared_sysctls);
>> 33
31 static int __init init_fs_sysctls(void) 34 static int __init init_fs_sysctls(void)
32 { 35 {
33 register_sysctl_init("fs", fs_shared_s !! 36 return register_sysctl_base(fs);
34 return 0; <<
35 } 37 }
36 38
37 early_initcall(init_fs_sysctls); 39 early_initcall(init_fs_sysctls);
38 40
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