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 init_completion(&kobj->complete); 48 return kobject_init_and_add(&kobj->kobject, ktype, 49 &parent_kobj->kobject, "%s", name); 50 } 51 52 static inline void 53 xfs_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 61 #endif /* __XFS_SYSFS_H__ */ 62