2 * klist.h - Some generic list helpers, extending struct list_head a bit.
4 * Implementations are found in lib/klist.c
7 * Copyright (C) 2005 Patrick Mochel
9 * This file is rleased under the GPL v2.
12 #ifndef _LINUX_KLIST_H
13 #define _LINUX_KLIST_H
15 #include <linux/spinlock.h>
16 #include <linux/completion.h>
17 #include <linux/kref.h>
18 #include <linux/list.h>
23 struct list_head k_list;
24 void (*get)(struct klist_node *);
25 void (*put)(struct klist_node *);
29 extern void klist_init(struct klist * k, void (*get)(struct klist_node *),
30 void (*put)(struct klist_node *));
33 struct klist * n_klist;
34 struct list_head n_node;
36 struct completion n_removed;
39 extern void klist_add_tail(struct klist_node * n, struct klist * k);
40 extern void klist_add_head(struct klist_node * n, struct klist * k);
42 extern void klist_del(struct klist_node * n);
43 extern void klist_remove(struct klist_node * n);
45 extern int klist_node_attached(struct klist_node * n);
49 struct klist * i_klist;
50 struct list_head * i_head;
51 struct klist_node * i_cur;
55 extern void klist_iter_init(struct klist * k, struct klist_iter * i);
56 extern void klist_iter_init_node(struct klist * k, struct klist_iter * i,
57 struct klist_node * n);
58 extern void klist_iter_exit(struct klist_iter * i);
59 extern struct klist_node * klist_next(struct klist_iter * i);