WSL2-Linux-Kernel/include/linux/kobject_uevent.h

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1.7 KiB
C

/*
* 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