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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
commit1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch)
tree0bba044c4ce775e45a88a51686b5d9f90697ea9d /include/linux/kref.h
Linux-2.6.12-rc2v2.6.12-rc2
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
Diffstat (limited to 'include/linux/kref.h')
-rw-r--r--include/linux/kref.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/kref.h b/include/linux/kref.h
new file mode 100644
index 000000000000..6fee3539893f
--- /dev/null
+++ b/include/linux/kref.h
@@ -0,0 +1,32 @@
1/*
2 * kref.c - library routines for handling generic reference counted objects
3 *
4 * Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.com>
5 * Copyright (C) 2004 IBM Corp.
6 *
7 * based on kobject.h which was:
8 * Copyright (C) 2002-2003 Patrick Mochel <mochel@osdl.org>
9 * Copyright (C) 2002-2003 Open Source Development Labs
10 *
11 * This file is released under the GPLv2.
12 *
13 */
14
15#ifndef _KREF_H_
16#define _KREF_H_
17
18#ifdef __KERNEL__
19
20#include <linux/types.h>
21#include <asm/atomic.h>
22
23struct kref {
24 atomic_t refcount;
25};
26
27void kref_init(struct kref *kref);
28void kref_get(struct kref *kref);
29int kref_put(struct kref *kref, void (*release) (struct kref *kref));
30
31#endif /* __KERNEL__ */
32#endif /* _KREF_H_ */