android_kernel_google_msm/fs/yaffs2/yaffs_linux.h
Arve Hjønnevåg 3de69a73c7 fs: yaffs: Import yaffs from Thu Dec 23 13:31:37 2010 +1300
commit ddf33fed15c2376bfb602d62dd018c63fce60df8
Author: Timothy Manning <tfhmanning@gmail.com>
Date:   Thu Dec 23 13:31:37 2010 +1300

    yaffs updated direct/timothy_tests/quick_tests
    Signed-off-by: Timothy Manning <tfhmanning@gmail.com>

Change-Id: I5bbe5a05277bdf8a6fe188bbe4c77725b3fa2aae
Signed-off-by: Dima Zavin <dima@android.com>
2012-04-09 13:57:46 -07:00

41 lines
1.3 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 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_LINUX_H__
#define __YAFFS_LINUX_H__
#include "yportenv.h"
struct yaffs_linux_context {
struct list_head context_list; /* List of these we have mounted */
struct yaffs_dev *dev;
struct super_block *super;
struct task_struct *bg_thread; /* Background thread for this device */
int bg_running;
struct mutex gross_lock; /* Gross locking mutex*/
u8 *spare_buffer; /* For mtdif2 use. Don't know the size of the buffer
* at compile time so we have to allocate it.
*/
struct list_head search_contexts;
void (*put_super_fn) (struct super_block * sb);
struct task_struct *readdir_process;
unsigned mount_id;
};
#define yaffs_dev_to_lc(dev) ((struct yaffs_linux_context *)((dev)->os_context))
#define yaffs_dev_to_mtd(dev) ((struct mtd_info *)((dev)->driver_context))
#endif