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/*
* klist.h - Some generic list helpers, extending struct list_head a bit.
*
* Implementations are found in lib/klist.c
*
*
* Copyright (C) 2005 Patrick Mochel
*
* This file is rleased under the GPL v2.
*/
#include <linux/spinlock.h>
#include <linux/completion.h>
#include <linux/kref.h>
#include <linux/list.h>
struct klist {
spinlock_t k_lock;
struct list_head k_list;
};
extern void klist_init(struct klist * k);
struct klist_node {
struct klist * n_klist;
struct list_head n_node;
struct kref n_ref;
struct completion n_removed;
};
extern void klist_add_tail(struct klist * k, struct klist_node * n);
extern void klist_add_head(struct klist * k, struct klist_node * n);
extern void klist_del(struct klist_node * n);
extern void klist_remove(struct klist_node * n);
struct klist_iter {
struct klist * i_klist;
struct list_head * i_head;
struct klist_node * i_cur;
};
extern void klist_iter_init(struct klist * k, struct klist_iter * i);
extern void klist_iter_init_node(struct klist * k, struct klist_iter * i,
struct klist_node * n);
extern void klist_iter_exit(struct klist_iter * i);
extern struct klist_node * klist_next(struct klist_iter * i);
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