/*
* Swap block device support for MTDs
* Turns an MTD device into a swap device with block wear leveling
*
* Copyright © 2007,2011 Nokia Corporation. All rights reserved.
*
* Authors: Jarkko Lavinen <jarkko.lavinen@nokia.com>
*
* Based on Richard Purdie's earlier implementation in 2007. Background
* support and lock-less operation written by Adrian Hunter.
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/blktrans.h>
#