1 /* SPDX-License-Identifier: GPL-2.0+ */ 1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /* 2 /*
3 * NILFS inode file !! 3 * ifile.h - NILFS inode file
4 * 4 *
5 * Copyright (C) 2006-2008 Nippon Telegraph an 5 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
6 * 6 *
7 * Written by Amagai Yoshiji. 7 * Written by Amagai Yoshiji.
8 * Revised by Ryusuke Konishi. 8 * Revised by Ryusuke Konishi.
9 * 9 *
10 */ 10 */
11 11
12 #ifndef _NILFS_IFILE_H 12 #ifndef _NILFS_IFILE_H
13 #define _NILFS_IFILE_H 13 #define _NILFS_IFILE_H
14 14
15 #include <linux/fs.h> 15 #include <linux/fs.h>
16 #include <linux/buffer_head.h> 16 #include <linux/buffer_head.h>
17 #include "mdt.h" 17 #include "mdt.h"
18 #include "alloc.h" 18 #include "alloc.h"
19 19
20 20
21 static inline struct nilfs_inode * 21 static inline struct nilfs_inode *
22 nilfs_ifile_map_inode(struct inode *ifile, ino 22 nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)
23 { 23 {
24 void *kaddr = kmap_local_page(ibh->b_p !! 24 void *kaddr = kmap(ibh->b_page);
25 25
26 return nilfs_palloc_block_get_entry(if 26 return nilfs_palloc_block_get_entry(ifile, ino, ibh, kaddr);
27 } 27 }
28 28
29 static inline void nilfs_ifile_unmap_inode(str !! 29 static inline void nilfs_ifile_unmap_inode(struct inode *ifile, ino_t ino,
>> 30 struct buffer_head *ibh)
30 { 31 {
31 kunmap_local(raw_inode); !! 32 kunmap(ibh->b_page);
32 } 33 }
33 34
34 int nilfs_ifile_create_inode(struct inode *, i 35 int nilfs_ifile_create_inode(struct inode *, ino_t *, struct buffer_head **);
35 int nilfs_ifile_delete_inode(struct inode *, i 36 int nilfs_ifile_delete_inode(struct inode *, ino_t);
36 int nilfs_ifile_get_inode_block(struct inode * 37 int nilfs_ifile_get_inode_block(struct inode *, ino_t, struct buffer_head **);
37 38
38 int nilfs_ifile_count_free_inodes(struct inode 39 int nilfs_ifile_count_free_inodes(struct inode *, u64 *, u64 *);
39 40
40 int nilfs_ifile_read(struct super_block *sb, s 41 int nilfs_ifile_read(struct super_block *sb, struct nilfs_root *root,
41 __u64 cno, size_t inode_s !! 42 size_t inode_size, struct nilfs_inode *raw_inode,
>> 43 struct inode **inodep);
42 44
43 #endif /* _NILFS_IFILE_H */ 45 #endif /* _NILFS_IFILE_H */
44 46
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