1 /* SPDX-License-Identifier: GPL-2.0+ */ <<
2 /* 1 /*
3 * NILFS inode file !! 2 * ifile.h - NILFS inode file
4 * 3 *
5 * Copyright (C) 2006-2008 Nippon Telegraph an 4 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
6 * 5 *
7 * Written by Amagai Yoshiji. !! 6 * This program is free software; you can redistribute it and/or modify
8 * Revised by Ryusuke Konishi. !! 7 * it under the terms of the GNU General Public License as published by
>> 8 * the Free Software Foundation; either version 2 of the License, or
>> 9 * (at your option) any later version.
>> 10 *
>> 11 * This program is distributed in the hope that it will be useful,
>> 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> 14 * GNU General Public License for more details.
>> 15 *
>> 16 * You should have received a copy of the GNU General Public License
>> 17 * along with this program; if not, write to the Free Software
>> 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
>> 19 *
>> 20 * Written by Amagai Yoshiji <amagai@osrg.net>
>> 21 * Revised by Ryusuke Konishi <ryusuke@osrg.net>
9 * 22 *
10 */ 23 */
11 24
12 #ifndef _NILFS_IFILE_H 25 #ifndef _NILFS_IFILE_H
13 #define _NILFS_IFILE_H 26 #define _NILFS_IFILE_H
14 27
15 #include <linux/fs.h> 28 #include <linux/fs.h>
16 #include <linux/buffer_head.h> 29 #include <linux/buffer_head.h>
>> 30 #include <linux/nilfs2_fs.h>
17 #include "mdt.h" 31 #include "mdt.h"
18 #include "alloc.h" 32 #include "alloc.h"
19 33
20 34
21 static inline struct nilfs_inode * 35 static inline struct nilfs_inode *
22 nilfs_ifile_map_inode(struct inode *ifile, ino 36 nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)
23 { 37 {
24 void *kaddr = kmap_local_page(ibh->b_p !! 38 void *kaddr = kmap(ibh->b_page);
25 <<
26 return nilfs_palloc_block_get_entry(if 39 return nilfs_palloc_block_get_entry(ifile, ino, ibh, kaddr);
27 } 40 }
28 41
29 static inline void nilfs_ifile_unmap_inode(str !! 42 static inline void nilfs_ifile_unmap_inode(struct inode *ifile, ino_t ino,
>> 43 struct buffer_head *ibh)
30 { 44 {
31 kunmap_local(raw_inode); !! 45 kunmap(ibh->b_page);
32 } 46 }
33 47
34 int nilfs_ifile_create_inode(struct inode *, i 48 int nilfs_ifile_create_inode(struct inode *, ino_t *, struct buffer_head **);
35 int nilfs_ifile_delete_inode(struct inode *, i 49 int nilfs_ifile_delete_inode(struct inode *, ino_t);
36 int nilfs_ifile_get_inode_block(struct inode * 50 int nilfs_ifile_get_inode_block(struct inode *, ino_t, struct buffer_head **);
37 51
38 int nilfs_ifile_count_free_inodes(struct inode <<
39 <<
40 int nilfs_ifile_read(struct super_block *sb, s 52 int nilfs_ifile_read(struct super_block *sb, struct nilfs_root *root,
41 __u64 cno, size_t inode_s !! 53 size_t inode_size, struct nilfs_inode *raw_inode,
>> 54 struct inode **inodep);
42 55
43 #endif /* _NILFS_IFILE_H */ 56 #endif /* _NILFS_IFILE_H */
44 57
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