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annotate yaffs_linux.h @ 396:7a4477ef2d02

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Merge branch 'master' of ssh://www.aleph1.co.uk/home/aleph1/git/yaffs2
author Charles Manning <cdhmanning@gmail.com>
date Thu, 25 Mar 2010 16:09:21 +1300
parents 952d0cdd1cbc
children a688086ddd0c
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1 /*
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2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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3 *
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4 * Copyright (C) 2002-2007 Aleph One Ltd.
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5 * for Toby Churchill Ltd and Brightstar Engineering
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6 *
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7 * Created by Charles Manning <charles@aleph1.co.uk>
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8 *
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9 * This program is free software; you can redistribute it and/or modify
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10 * it under the terms of the GNU Lesser General Public License version 2.1 as
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11 * published by the Free Software Foundation.
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12 *
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13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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14 */
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15
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16 #ifndef __YAFFS_LINUX_H__
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17 #define __YAFFS_LINUX_H__
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18
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19 #include "devextras.h"
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20 #include "yportenv.h"
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21
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22 struct yaffs_LinuxContext {
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23 struct ylist_head contextList; /* List of these we have mounted */
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24 struct yaffs_DeviceStruct *dev;
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25 struct super_block * superBlock;
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26 struct task_struct *bgThread; /* Background thread for this device */
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27 int bgRunning;
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28 struct semaphore grossLock; /* Gross locking semaphore */
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29 __u8 *spareBuffer; /* For mtdif2 use. Don't know the size of the buffer
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30 * at compile time so we have to allocate it.
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31 */
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32 struct mtd_info *mtd;
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33 struct ylist_head searchContexts;
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34 void (*putSuperFunc)(struct super_block *sb);
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35 };
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36
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37 #define yaffs_DeviceToContext(dev) ((struct yaffs_LinuxContext *)((dev)->context))
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38
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39 #endif
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