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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2014 Red Hat, Inc.4 * All Rights Reserved.5 */6 7#ifndef __XFS_SYSFS_H__8#define __XFS_SYSFS_H__9 10extern const struct kobj_type xfs_mp_ktype; /* xfs_mount */11extern const struct kobj_type xfs_dbg_ktype; /* debug */12extern const struct kobj_type xfs_log_ktype; /* xlog */13extern const struct kobj_type xfs_stats_ktype; /* stats */14 15static inline struct xfs_kobj *16to_kobj(struct kobject *kobject)17{18 return container_of(kobject, struct xfs_kobj, kobject);19}20 21static inline void22xfs_sysfs_release(struct kobject *kobject)23{24 struct xfs_kobj *kobj = to_kobj(kobject);25 complete(&kobj->complete);26}27 28static inline int29xfs_sysfs_init(30 struct xfs_kobj *kobj,31 const struct kobj_type *ktype,32 struct xfs_kobj *parent_kobj,33 const char *name)34{35 struct kobject *parent;36 int err;37 38 parent = parent_kobj ? &parent_kobj->kobject : NULL;39 init_completion(&kobj->complete);40 err = kobject_init_and_add(&kobj->kobject, ktype, parent, "%s", name);41 if (err)42 kobject_put(&kobj->kobject);43 44 return err;45}46 47static inline void48xfs_sysfs_del(49 struct xfs_kobj *kobj)50{51 kobject_del(&kobj->kobject);52 kobject_put(&kobj->kobject);53 wait_for_completion(&kobj->complete);54}55 56int xfs_error_sysfs_init(struct xfs_mount *mp);57void xfs_error_sysfs_del(struct xfs_mount *mp);58 59#endif /* __XFS_SYSFS_H__ */60