cregit-Linux how code gets into the kernel

Release 4.12 include/linux/klist.h

Directory: include/linux
/*
 *      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.
 */

#ifndef _LINUX_KLIST_H

#define _LINUX_KLIST_H

#include <linux/spinlock.h>
#include <linux/kref.h>
#include <linux/list.h>

struct klist_node;

struct klist {
	
spinlock_t		k_lock;
	
struct list_head	k_list;
	
void			(*get)(struct klist_node *);
	
void			(*put)(struct klist_node *);
} __attribute__ ((aligned (sizeof(void *))));


#define KLIST_INIT(_name, _get, _put)					\
	{ .k_lock       = __SPIN_LOCK_UNLOCKED(_name.k_lock),           \
          .k_list       = LIST_HEAD_INIT(_name.k_list),                 \
          .get          = _get,                                         \
          .put          = _put, }


#define DEFINE_KLIST(_name, _get, _put)					\
	struct klist _name = KLIST_INIT(_name, _get, _put)

extern void klist_init(struct klist *k, void (*get)(struct klist_node *),
		       void (*put)(struct klist_node *));


struct klist_node {
	
void			*n_klist;	/* never access directly */
	
struct list_head	n_node;
	
struct kref		n_ref;
};

extern void klist_add_tail(struct klist_node *n, struct klist *k);
extern void klist_add_head(struct klist_node *n, struct klist *k);
extern void klist_add_behind(struct klist_node *n, struct klist_node *pos);
extern void klist_add_before(struct klist_node *n, struct klist_node *pos);

extern void klist_del(struct klist_node *n);
extern void klist_remove(struct klist_node *n);

extern int klist_node_attached(struct klist_node *n);



struct klist_iter {
	
struct klist		*i_klist;
	
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_prev(struct klist_iter *i);
extern struct klist_node *klist_next(struct klist_iter *i);

#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Patrick Mochel17254.43%218.18%
James Bottomley6319.94%218.18%
Tejun Heo5517.41%327.27%
Andy Shevchenko123.80%19.09%
Jesper Nilsson82.53%19.09%
David S. Miller51.58%19.09%
Ken Helias10.32%19.09%
Total316100.00%11100.00%
Directory: include/linux
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