1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * ifile.h - NILFS inode file
5 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
7 * Written by Amagai Yoshiji.
8 * Revised by Ryusuke Konishi.
12 #ifndef _NILFS_IFILE_H
13 #define _NILFS_IFILE_H
16 #include <linux/buffer_head.h>
21 static inline struct nilfs_inode *
22 nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)
24 void *kaddr = kmap(ibh->b_page);
26 return nilfs_palloc_block_get_entry(ifile, ino, ibh, kaddr);
29 static inline void nilfs_ifile_unmap_inode(struct inode *ifile, ino_t ino,
30 struct buffer_head *ibh)
35 int nilfs_ifile_create_inode(struct inode *, ino_t *, struct buffer_head **);
36 int nilfs_ifile_delete_inode(struct inode *, ino_t);
37 int nilfs_ifile_get_inode_block(struct inode *, ino_t, struct buffer_head **);
39 int nilfs_ifile_count_free_inodes(struct inode *, u64 *, u64 *);
41 int nilfs_ifile_read(struct super_block *sb, struct nilfs_root *root,
42 size_t inode_size, struct nilfs_inode *raw_inode,
43 struct inode **inodep);
45 #endif /* _NILFS_IFILE_H */