| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * Copyright (c) 2014 Red Hat, Inc. |
| 4 | * All Rights Reserved. |
| 5 | */ |
| 6 | |
| 7 | #ifndef __XFS_SYSFS_H__ |
| 8 | #define __XFS_SYSFS_H__ |
| 9 | |
| 10 | extern struct kobj_type xfs_mp_ktype; /* xfs_mount */ |
| 11 | extern struct kobj_type xfs_dbg_ktype; /* debug */ |
| 12 | extern struct kobj_type xfs_log_ktype; /* xlog */ |
| 13 | extern struct kobj_type xfs_stats_ktype; /* stats */ |
| 14 | |
| 15 | static inline struct xfs_kobj * |
| 16 | to_kobj(struct kobject *kobject) |
| 17 | { |
| 18 | return container_of(kobject, struct xfs_kobj, kobject); |
| 19 | } |
| 20 | |
| 21 | static inline void |
| 22 | xfs_sysfs_release(struct kobject *kobject) |
| 23 | { |
| 24 | struct xfs_kobj *kobj = to_kobj(kobject); |
| 25 | complete(&kobj->complete); |
| 26 | } |
| 27 | |
| 28 | static inline int |
| 29 | xfs_sysfs_init( |
| 30 | struct xfs_kobj *kobj, |
| 31 | struct kobj_type *ktype, |
| 32 | struct xfs_kobj *parent_kobj, |
| 33 | const char *name) |
| 34 | { |
| 35 | init_completion(&kobj->complete); |
| 36 | return kobject_init_and_add(&kobj->kobject, ktype, |
| 37 | &parent_kobj->kobject, "%s", name); |
| 38 | } |
| 39 | |
| 40 | static inline void |
| 41 | xfs_sysfs_del( |
| 42 | struct xfs_kobj *kobj) |
| 43 | { |
| 44 | kobject_del(&kobj->kobject); |
| 45 | kobject_put(&kobj->kobject); |
| 46 | wait_for_completion(&kobj->complete); |
| 47 | } |
| 48 | |
| 49 | int xfs_error_sysfs_init(struct xfs_mount *mp); |
| 50 | void xfs_error_sysfs_del(struct xfs_mount *mp); |
| 51 | |
| 52 | #endif /* __XFS_SYSFS_H__ */ |