/* * Device Mapper Uevent Support * * 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; either version 2 of the License, or (at your * option) any later version. * * This program is distributed in the hope that it will 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 to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * Copyright IBM Corporation, 2007 * Author: Mike Anderson <andmike@linux.vnet.ibm.com> */ #ifndef DM_UEVENT_H #define DM_UEVENT_H enum dm_uevent_type { DM_UEVENT_PATH_FAILED, DM_UEVENT_PATH_REINSTATED, }; #ifdef CONFIG_DM_UEVENT extern int dm_uevent_init(void); extern void dm_uevent_exit(void); extern void dm_send_uevents(struct list_head *events, struct kobject *kobj); extern void dm_path_uevent(enum dm_uevent_type event_type, struct dm_target *ti, const char *path, unsigned nr_valid_paths); #else static inline int dm_uevent_init(void) { return 0; } static inline void dm_uevent_exit(void) { } static inline void dm_send_uevents(struct list_head *events, struct kobject *kobj) { } static inline void dm_path_uevent(enum dm_uevent_type event_type, struct dm_target *ti, const char *path, unsigned nr_valid_paths) { } #endif /* CONFIG_DM_UEVENT */ #endif /* DM_UEVENT_H */