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