1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2003 Christoph Hellwig.
4 */
5
6 #include <linux/errno.h>
7 #include <linux/init.h>
8 #include <linux/kernel.h>
9 #include <linux/sysctl.h>
10
11 #include "scsi_logging.h"
12 #include "scsi_priv.h"
13
14
15 static struct ctl_table scsi_table[] = {
16 { .procname = "logging_level",
17 .data = &scsi_logging_level,
18 .maxlen = sizeof(scsi_logging_level),
19 .mode = 0644,
20 .proc_handler = proc_dointvec },
21 { }
22 };
23
24 static struct ctl_table scsi_dir_table[] = {
25 { .procname = "scsi",
26 .mode = 0555,
27 .child = scsi_table },
28 { }
29 };
30
31 static struct ctl_table scsi_root_table[] = {
32 { .procname = "dev",
33 .mode = 0555,
34 .child = scsi_dir_table },
35 { }
36 };
37
38 static struct ctl_table_header *scsi_table_header;
39
scsi_init_sysctl(void)40 int __init scsi_init_sysctl(void)
41 {
42 scsi_table_header = register_sysctl_table(scsi_root_table);
43 if (!scsi_table_header)
44 return -ENOMEM;
45 return 0;
46 }
47
scsi_exit_sysctl(void)48 void scsi_exit_sysctl(void)
49 {
50 unregister_sysctl_table(scsi_table_header);
51 }
52