extern struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent *);
extern int sysfs_create(struct dentry *, int mode, int (*init)(struct inode *));
extern struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent *);
extern int sysfs_create(struct dentry *, int mode, int (*init)(struct inode *));
-extern void sysfs_hash_and_remove(struct dentry * dir, const char * name);
+extern int sysfs_hash_and_remove(struct dentry * dir, const char * name);
+extern struct sysfs_dirent *sysfs_find(struct sysfs_dirent *dir, const char * name);
extern int sysfs_create_subdir(struct kobject *, const char *, struct dentry **);
extern void sysfs_remove_subdir(struct dentry *);
extern int sysfs_create_subdir(struct kobject *, const char *, struct dentry **);
extern void sysfs_remove_subdir(struct dentry *);
-extern struct file_operations sysfs_dir_operations;
-extern struct file_operations sysfs_file_operations;
-extern struct file_operations bin_fops;
+extern const struct file_operations sysfs_dir_operations;
+extern const struct file_operations sysfs_file_operations;
+extern const struct file_operations bin_fops;
extern struct inode_operations sysfs_dir_inode_operations;
extern struct inode_operations sysfs_symlink_inode_operations;
extern struct inode_operations sysfs_dir_inode_operations;
extern struct inode_operations sysfs_symlink_inode_operations;