xref: /linux/fs/btrfs/sysfs.c (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
1 /*
2  * Copyright (C) 2007 Oracle.  All rights reserved.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public
6  * License v2 as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public
14  * License along with this program; if not, write to the
15  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16  * Boston, MA 021110-1307, USA.
17  */
18 
19 #include <linux/sched.h>
20 #include <linux/slab.h>
21 #include <linux/spinlock.h>
22 #include <linux/completion.h>
23 #include <linux/buffer_head.h>
24 #include <linux/module.h>
25 #include <linux/kobject.h>
26 
27 #include "ctree.h"
28 #include "disk-io.h"
29 #include "transaction.h"
30 
31 /* /sys/fs/btrfs/ entry */
32 static struct kset *btrfs_kset;
33 
34 int btrfs_init_sysfs(void)
35 {
36 	btrfs_kset = kset_create_and_add("btrfs", NULL, fs_kobj);
37 	if (!btrfs_kset)
38 		return -ENOMEM;
39 	return 0;
40 }
41 
42 void btrfs_exit_sysfs(void)
43 {
44 	kset_unregister(btrfs_kset);
45 }
46 
47