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
22extern struct kobj_type xfs_mp_ktype;	/* xfs_mount */
23extern struct kobj_type xfs_dbg_ktype;	/* debug */
24extern struct kobj_type xfs_log_ktype;	/* xlog */
25extern struct kobj_type xfs_stats_ktype;	/* stats */
26
27static inline struct xfs_kobj *
28to_kobj(struct kobject *kobject)
29{
30	return container_of(kobject, struct xfs_kobj, kobject);
31}
32
33static inline void
34xfs_sysfs_release(struct kobject *kobject)
35{
36	struct xfs_kobj *kobj = to_kobj(kobject);
37	complete(&kobj->complete);
38}
39
40static inline int
41xfs_sysfs_init(
42	struct xfs_kobj		*kobj,
43	struct kobj_type	*ktype,
44	struct xfs_kobj		*parent_kobj,
45	const char		*name)
46{
47	init_completion(&kobj->complete);
48	return kobject_init_and_add(&kobj->kobject, ktype,
49				    &parent_kobj->kobject, "%s", name);
50}
51
52static inline void
53xfs_sysfs_del(
54	struct xfs_kobj	*kobj)
55{
56	kobject_del(&kobj->kobject);
57	kobject_put(&kobj->kobject);
58	wait_for_completion(&kobj->complete);
59}
60
61int	xfs_error_sysfs_init(struct xfs_mount *mp);
62void	xfs_error_sysfs_del(struct xfs_mount *mp);
63
64#endif	/* __XFS_SYSFS_H__ */