| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 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_dbg_ktype; /* debug */ |
| 24 | extern struct kobj_type xfs_log_ktype; /* xlog */ |
| 25 | extern struct kobj_type xfs_stats_ktype; /* stats */ |
| 26 | |
| 27 | static inline struct xfs_kobj * |
| 28 | to_kobj(struct kobject *kobject) |
| 29 | { |
| 30 | return container_of(kobject, struct xfs_kobj, kobject); |
| 31 | } |
| 32 | |
| 33 | static inline void |
| 34 | xfs_sysfs_release(struct kobject *kobject) |
| 35 | { |
| 36 | struct xfs_kobj *kobj = to_kobj(kobject); |
| 37 | complete(&kobj->complete); |
| 38 | } |
| 39 | |
| 40 | static inline int |
| 41 | xfs_sysfs_init( |
| 42 | struct xfs_kobj *kobj, |
| 43 | struct kobj_type *ktype, |
| 44 | struct xfs_kobj *parent_kobj, |
| 45 | const char *name) |
| 46 | { |
| 47 | struct kobject *parent; |
| 48 | |
| 49 | parent = parent_kobj ? &parent_kobj->kobject : NULL; |
| 50 | init_completion(&kobj->complete); |
| 51 | return kobject_init_and_add(&kobj->kobject, ktype, parent, "%s", name); |
| 52 | } |
| 53 | |
| 54 | static inline void |
| 55 | xfs_sysfs_del( |
| 56 | struct xfs_kobj *kobj) |
| 57 | { |
| 58 | kobject_del(&kobj->kobject); |
| 59 | kobject_put(&kobj->kobject); |
| 60 | wait_for_completion(&kobj->complete); |
| 61 | } |
| 62 | |
| 63 | int xfs_error_sysfs_init(struct xfs_mount *mp); |
| 64 | void xfs_error_sysfs_del(struct xfs_mount *mp); |
| 65 | |
| 66 | #endif /* __XFS_SYSFS_H__ */ |