xfs_sysfs.h (1246B)
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 10extern struct kobj_type xfs_mp_ktype; /* xfs_mount */ 11extern struct kobj_type xfs_dbg_ktype; /* debug */ 12extern struct kobj_type xfs_log_ktype; /* xlog */ 13extern 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 void 22xfs_sysfs_release(struct kobject *kobject) 23{ 24 struct xfs_kobj *kobj = to_kobj(kobject); 25 complete(&kobj->complete); 26} 27 28static inline int 29xfs_sysfs_init( 30 struct xfs_kobj *kobj, 31 struct kobj_type *ktype, 32 struct xfs_kobj *parent_kobj, 33 const char *name) 34{ 35 struct kobject *parent; 36 37 parent = parent_kobj ? &parent_kobj->kobject : NULL; 38 init_completion(&kobj->complete); 39 return kobject_init_and_add(&kobj->kobject, ktype, parent, "%s", name); 40} 41 42static inline void 43xfs_sysfs_del( 44 struct xfs_kobj *kobj) 45{ 46 kobject_del(&kobj->kobject); 47 kobject_put(&kobj->kobject); 48 wait_for_completion(&kobj->complete); 49} 50 51int xfs_error_sysfs_init(struct xfs_mount *mp); 52void xfs_error_sysfs_del(struct xfs_mount *mp); 53 54#endif /* __XFS_SYSFS_H__ */