linuxdebug/drivers/md/dm-uevent.h

47 lines
1016 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Device Mapper Uevent Support
*
* 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 int 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 int nr_valid_paths)
{
}
#endif /* CONFIG_DM_UEVENT */
#endif /* DM_UEVENT_H */