28 lines
634 B
C
28 lines
634 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* NILFS direct block pointer.
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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 Koji Sato.
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*/
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#ifndef _NILFS_DIRECT_H
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#define _NILFS_DIRECT_H
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#include <linux/types.h>
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#include <linux/buffer_head.h>
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#include "bmap.h"
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#define NILFS_DIRECT_NBLOCKS (NILFS_BMAP_SIZE / sizeof(__le64) - 1)
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#define NILFS_DIRECT_KEY_MIN 0
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#define NILFS_DIRECT_KEY_MAX (NILFS_DIRECT_NBLOCKS - 1)
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int nilfs_direct_init(struct nilfs_bmap *);
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int nilfs_direct_delete_and_convert(struct nilfs_bmap *, __u64, __u64 *,
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__u64 *, int);
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#endif /* _NILFS_DIRECT_H */
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