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/*
* fs/sysfs/sysfs.h - sysfs internal header file
*
* Copyright (c) 2001-3 Patrick Mochel
* Copyright (c) 2007 SUSE Linux Products GmbH
* Copyright (c) 2007 Tejun Heo <teheo@suse.de>
*
* This file is released under the GPLv2.
*/
#ifndef __SYSFS_INTERNAL_H
#define __SYSFS_INTERNAL_H
#include "../kernfs/kernfs-internal.h"
#include <linux/sysfs.h>
/*
* mount.c
*/
/*
* Each sb is associated with one namespace tag, currently the network
* namespace of the task which mounted this sysfs instance. If multiple
* tags become necessary, make the following an array and compare
* sysfs_dirent tag against every entry.
*/
struct sysfs_super_info {
void *ns;
};
#define sysfs_info(SB) ((struct sysfs_super_info *)(SB->s_fs_info))
extern struct sysfs_dirent sysfs_root;
extern struct kmem_cache *sysfs_dir_cachep;
/*
* dir.c
*/
extern spinlock_t sysfs_symlink_target_lock;
void sysfs_warn_dup(struct sysfs_dirent *parent, const char *name);
/*
* file.c
*/
int sysfs_add_file(struct sysfs_dirent *dir_sd,
const struct attribute *attr, bool is_bin);
int sysfs_add_file_mode_ns(struct sysfs_dirent *dir_sd,
const struct attribute *attr, bool is_bin,
umode_t amode, const void *ns);
/*
* symlink.c
*/
int sysfs_create_link_sd(struct sysfs_dirent *sd, struct kobject *target,
const char *name);
#endif /* __SYSFS_INTERNAL_H */
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