|  | /* | 
|  | * Copyright (C) 2007 Oracle.  All rights reserved. | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU General Public | 
|  | * License v2 as published by the Free Software Foundation. | 
|  | * | 
|  | * This program 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; if not, write to the | 
|  | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, | 
|  | * Boston, MA 021110-1307, USA. | 
|  | */ | 
|  |  | 
|  | #include <linux/sched.h> | 
|  | #include <linux/slab.h> | 
|  | #include <linux/spinlock.h> | 
|  | #include <linux/completion.h> | 
|  | #include <linux/buffer_head.h> | 
|  | #include <linux/module.h> | 
|  | #include <linux/kobject.h> | 
|  |  | 
|  | #include "ctree.h" | 
|  | #include "disk-io.h" | 
|  | #include "transaction.h" | 
|  |  | 
|  | /* /sys/fs/btrfs/ entry */ | 
|  | static struct kset *btrfs_kset; | 
|  |  | 
|  | int btrfs_init_sysfs(void) | 
|  | { | 
|  | btrfs_kset = kset_create_and_add("btrfs", NULL, fs_kobj); | 
|  | if (!btrfs_kset) | 
|  | return -ENOMEM; | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | void btrfs_exit_sysfs(void) | 
|  | { | 
|  | kset_unregister(btrfs_kset); | 
|  | } | 
|  |  |