/* * kobject_uevent.h - list of kobject user events that can be generated * * Copyright (C) 2004 IBM Corp. * Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.com> * * This file is released under the GPLv2. * */ #ifndef _KOBJECT_EVENT_H_ #define _KOBJECT_EVENT_H_ #define HOTPLUG_PATH_LEN 256 /* path to the hotplug userspace helper executed on an event */ extern char hotplug_path[]; /* * If you add an action here, you must also add the proper string to the * lib/kobject_uevent.c file. */ typedef int __bitwise kobject_action_t; enum kobject_action { KOBJ_ADD = (__force kobject_action_t) 0x01, /* add event, for hotplug */ KOBJ_REMOVE = (__force kobject_action_t) 0x02, /* remove event, for hotplug */ KOBJ_CHANGE = (__force kobject_action_t) 0x03, /* a sysfs attribute file has changed */ KOBJ_MOUNT = (__force kobject_action_t) 0x04, /* mount event for block devices */ KOBJ_UMOUNT = (__force kobject_action_t) 0x05, /* umount event for block devices */ KOBJ_OFFLINE = (__force kobject_action_t) 0x06, /* offline event for hotplug devices */ KOBJ_ONLINE = (__force kobject_action_t) 0x07, /* online event for hotplug devices */ }; #ifdef CONFIG_KOBJECT_UEVENT int kobject_uevent(struct kobject *kobj, enum kobject_action action, struct attribute *attr); int kobject_uevent_atomic(struct kobject *kobj, enum kobject_action action, struct attribute *attr); #else static inline int kobject_uevent(struct kobject *kobj, enum kobject_action action, struct attribute *attr) { return 0; } static inline int kobject_uevent_atomic(struct kobject *kobj, enum kobject_action action, struct attribute *attr) { return 0; } #endif #endif