/* | |
* kref.c - library routines for handling generic reference counted objects | |
* | |
* Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.com> | |
* Copyright (C) 2004 IBM Corp. | |
* | |
* based on kobject.h which was: | |
* Copyright (C) 2002-2003 Patrick Mochel <mochel@osdl.org> | |
* Copyright (C) 2002-2003 Open Source Development Labs | |
* | |
* This file is released under the GPLv2. | |
* | |
*/ | |
#ifndef _KREF_H_ | |
#define _KREF_H_ | |
#ifdef __KERNEL__ | |
#include <linux/types.h> | |
#include <asm/atomic.h> | |
struct kref { | |
atomic_t refcount; | |
}; | |
void kref_init(struct kref *kref); | |
void kref_get(struct kref *kref); | |
int kref_put(struct kref *kref, void (*release) (struct kref *kref)); | |
#endif /* __KERNEL__ */ | |
#endif /* _KREF_H_ */ |