5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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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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* 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 "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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