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4b420ab4ee
E-mail addresses of osrg.net domain are no longer available. This removes them from authorship notices and prevents reporters from being confused. Link: http://lkml.kernel.org/r/1461935747-10380-5-git-send-email-konishi.ryusuke@lab.ntt.co.jp Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
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* ifile.h - NILFS inode file
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*
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* Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Written by Amagai Yoshiji.
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* Revised by Ryusuke Konishi.
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*
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*/
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#ifndef _NILFS_IFILE_H
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#define _NILFS_IFILE_H
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#include <linux/fs.h>
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#include <linux/buffer_head.h>
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#include <linux/nilfs2_fs.h>
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#include "mdt.h"
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#include "alloc.h"
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static inline struct nilfs_inode *
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nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)
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{
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void *kaddr = kmap(ibh->b_page);
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return nilfs_palloc_block_get_entry(ifile, ino, ibh, kaddr);
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}
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static inline void nilfs_ifile_unmap_inode(struct inode *ifile, ino_t ino,
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struct buffer_head *ibh)
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{
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kunmap(ibh->b_page);
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}
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int nilfs_ifile_create_inode(struct inode *, ino_t *, struct buffer_head **);
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int nilfs_ifile_delete_inode(struct inode *, ino_t);
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int nilfs_ifile_get_inode_block(struct inode *, ino_t, struct buffer_head **);
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int nilfs_ifile_count_free_inodes(struct inode *, u64 *, u64 *);
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int nilfs_ifile_read(struct super_block *sb, struct nilfs_root *root,
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size_t inode_size, struct nilfs_inode *raw_inode,
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struct inode **inodep);
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#endif /* _NILFS_IFILE_H */
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