Blame view
fs/ntfs/sysctl.c
2.25 KB
1da177e4c
|
1 2 3 |
/* * sysctl.c - Code for sysctl handling in NTFS Linux kernel driver. Part of * the Linux-NTFS project. Adapted from the old NTFS driver, |
96de0e252
|
4 |
* Copyright (C) 1997 Martin von Löwis, Régis Duchesne |
1da177e4c
|
5 |
* |
c002f4254
|
6 |
* Copyright (c) 2002-2005 Anton Altaparmakov |
1da177e4c
|
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 |
* * This program/include file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program/include file is distributed in the hope that it will be * useful, but WITHOUT ANY WARRANTY; without even the implied warranty * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program (in the main directory of the Linux-NTFS * distribution in the file COPYING); if not, write to the Free Software * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifdef DEBUG #include <linux/module.h> #ifdef CONFIG_SYSCTL #include <linux/proc_fs.h> #include <linux/sysctl.h> #include "sysctl.h" #include "debug.h" |
1da177e4c
|
35 36 |
/* Definition of the ntfs sysctl. */ static ctl_table ntfs_sysctls[] = { |
4ed075e93
|
37 |
{ |
4ed075e93
|
38 39 40 41 |
.procname = "ntfs-debug", .data = &debug_msgs, /* Data pointer and size. */ .maxlen = sizeof(debug_msgs), .mode = 0644, /* Mode, proc handler. */ |
6d4561110
|
42 |
.proc_handler = proc_dointvec |
4ed075e93
|
43 44 |
}, {} |
1da177e4c
|
45 46 47 48 |
}; /* Define the parent directory /proc/sys/fs. */ static ctl_table sysctls_root[] = { |
4ed075e93
|
49 |
{ |
4ed075e93
|
50 51 52 53 54 |
.procname = "fs", .mode = 0555, .child = ntfs_sysctls }, {} |
1da177e4c
|
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 |
}; /* Storage for the sysctls header. */ static struct ctl_table_header *sysctls_root_table = NULL; /** * ntfs_sysctl - add or remove the debug sysctl * @add: add (1) or remove (0) the sysctl * * Add or remove the debug sysctl. Return 0 on success or -errno on error. */ int ntfs_sysctl(int add) { if (add) { BUG_ON(sysctls_root_table); |
0b4d41471
|
70 |
sysctls_root_table = register_sysctl_table(sysctls_root); |
1da177e4c
|
71 72 |
if (!sysctls_root_table) return -ENOMEM; |
1da177e4c
|
73 74 75 76 77 78 79 80 81 82 |
} else { BUG_ON(!sysctls_root_table); unregister_sysctl_table(sysctls_root_table); sysctls_root_table = NULL; } return 0; } #endif /* CONFIG_SYSCTL */ #endif /* DEBUG */ |