| /* | |
| * 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_ */ |