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openwrt-xburst/target/linux/generic/files/fs/yaffs2/yaffs_yaffs2.h
juhosg 34b60fad1a generic: fold yaffs_git_2010_10_20 patch to generic/files
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34013 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-10-30 14:58:17 +00:00

37 lines
1.2 KiB
C

/*
* 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 General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __YAFFS_YAFFS2_H__
#define __YAFFS_YAFFS2_H__
#include "yaffs_guts.h"
void yaffs_calc_oldest_dirty_seq(yaffs_dev_t *dev);
void yaffs2_find_oldest_dirty_seq(yaffs_dev_t *dev);
void yaffs2_clear_oldest_dirty_seq(yaffs_dev_t *dev, yaffs_block_info_t *bi);
void yaffs2_update_oldest_dirty_seq(yaffs_dev_t *dev, unsigned block_no, yaffs_block_info_t *bi);
int yaffs_block_ok_for_gc(yaffs_dev_t *dev, yaffs_block_info_t *bi);
__u32 yaffs2_find_refresh_block(yaffs_dev_t *dev);
int yaffs2_checkpt_required(yaffs_dev_t *dev);
int yaffs_calc_checkpt_blocks_required(yaffs_dev_t *dev);
void yaffs2_checkpt_invalidate(yaffs_dev_t *dev);
int yaffs2_checkpt_save(yaffs_dev_t *dev);
int yaffs2_checkpt_restore(yaffs_dev_t *dev);
int yaffs2_handle_hole(yaffs_obj_t *obj, loff_t new_size);
int yaffs2_scan_backwards(yaffs_dev_t *dev);
#endif