diff options
Diffstat (limited to 'fs/xfs/xfs_sysfs.h')
| -rw-r--r-- | fs/xfs/xfs_sysfs.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/fs/xfs/xfs_sysfs.h b/fs/xfs/xfs_sysfs.h new file mode 100644 index 000000000..240eee35f --- /dev/null +++ b/fs/xfs/xfs_sysfs.h @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2014 Red Hat, Inc. + * All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it would be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __XFS_SYSFS_H__ +#define __XFS_SYSFS_H__ + +extern struct kobj_type xfs_mp_ktype; /* xfs_mount */ +extern struct kobj_type xfs_dbg_ktype; /* debug */ +extern struct kobj_type xfs_log_ktype; /* xlog */ + +static inline struct xfs_kobj * +to_kobj(struct kobject *kobject) +{ + return container_of(kobject, struct xfs_kobj, kobject); +} + +static inline void +xfs_sysfs_release(struct kobject *kobject) +{ + struct xfs_kobj *kobj = to_kobj(kobject); + complete(&kobj->complete); +} + +static inline int +xfs_sysfs_init( + struct xfs_kobj *kobj, + struct kobj_type *ktype, + struct xfs_kobj *parent_kobj, + const char *name) +{ + init_completion(&kobj->complete); + return kobject_init_and_add(&kobj->kobject, ktype, + &parent_kobj->kobject, "%s", name); +} + +static inline void +xfs_sysfs_del( + struct xfs_kobj *kobj) +{ + kobject_del(&kobj->kobject); + kobject_put(&kobj->kobject); + wait_for_completion(&kobj->complete); +} + +#endif /* __XFS_SYSFS_H__ */ |