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/*
* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
*
* Copyright (C) 2002-2010 Aleph One Ltd.
* for Toby Churchill Ltd and Brightstar Engineering
*
* Created by Charles Manning <charles@aleph1.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1 as
* published by the Free Software Foundation.
*
* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
*/
#ifndef __YAFFS_YAFFS2_H__
#define __YAFFS_YAFFS2_H__
#include "yaffs_guts.h"
void yaffs_calc_oldest_dirty_seq(struct yaffs_dev *dev);
void yaffs2_find_oldest_dirty_seq(struct yaffs_dev *dev);
void yaffs2_clear_oldest_dirty_seq(struct yaffs_dev *dev,
struct yaffs_block_info *bi);
void yaffs2_update_oldest_dirty_seq(struct yaffs_dev *dev, unsigned block_no,
struct yaffs_block_info *bi);
int yaffs_block_ok_for_gc(struct yaffs_dev *dev, struct yaffs_block_info *bi);
u32 yaffs2_find_refresh_block(struct yaffs_dev *dev);
int yaffs2_checkpt_required(struct yaffs_dev *dev);
int yaffs_calc_checkpt_blocks_required(struct yaffs_dev *dev);
void yaffs2_checkpt_invalidate(struct yaffs_dev *dev);
int yaffs2_checkpt_save(struct yaffs_dev *dev);
int yaffs2_checkpt_restore(struct yaffs_dev *dev);
int yaffs2_handle_hole(struct yaffs_obj *obj, loff_t new_size);
int yaffs2_scan_backwards(struct yaffs_dev *dev);
#endif
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