Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[pandora-kernel.git] / fs / xfs / xfs_sysfs.h
1 /*
2  * Copyright (c) 2014 Red Hat, Inc.
3  * All Rights Reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it would be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write the Free Software Foundation,
16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
17  */
18
19 #ifndef __XFS_SYSFS_H__
20 #define __XFS_SYSFS_H__
21
22 extern struct kobj_type xfs_mp_ktype;   /* xfs_mount */
23 extern struct kobj_type xfs_log_ktype;  /* xlog */
24
25 static inline struct xfs_kobj *
26 to_kobj(struct kobject *kobject)
27 {
28         return container_of(kobject, struct xfs_kobj, kobject);
29 }
30
31 static inline void
32 xfs_sysfs_release(struct kobject *kobject)
33 {
34         struct xfs_kobj *kobj = to_kobj(kobject);
35         complete(&kobj->complete);
36 }
37
38 static inline int
39 xfs_sysfs_init(
40         struct xfs_kobj         *kobj,
41         struct kobj_type        *ktype,
42         struct xfs_kobj         *parent_kobj,
43         const char              *name)
44 {
45         init_completion(&kobj->complete);
46         return kobject_init_and_add(&kobj->kobject, ktype,
47                                     &parent_kobj->kobject, "%s", name);
48 }
49
50 static inline void
51 xfs_sysfs_del(
52         struct xfs_kobj *kobj)
53 {
54         kobject_del(&kobj->kobject);
55         kobject_put(&kobj->kobject);
56         wait_for_completion(&kobj->complete);
57 }
58
59 #endif  /* __XFS_SYSFS_H__ */