[mirror_ubuntu-artful-kernel.git] / arch / mn10300 / mm / cache-disabled.c

/* Handle the cache being disabled
 *
 * Copyright (C) 2010 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public Licence
 * as published by the Free Software Foundation; either version
 * 2 of the Licence, or (at your option) any later version.
 */
#include <linux/mm.h>

/*
 * allow userspace to flush the instruction cache
 */
asmlinkage long sys_cacheflush(unsigned long start, unsigned long end)
{
	if (end < start)
		return -EINVAL;
	return 0;
}
Commit	Line	Data
62bdb288 DH	1	/* Handle the cache being disabled
	2	*
	3	* Copyright (C) 2010 Red Hat, Inc. All Rights Reserved.
	4	* Written by David Howells (dhowells@redhat.com)
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public Licence
	8	* as published by the Free Software Foundation; either version
	9	* 2 of the Licence, or (at your option) any later version.
	10	*/
	11	#include <linux/mm.h>
	12
	13	/*
	14	* allow userspace to flush the instruction cache
	15	*/
	16	asmlinkage long sys_cacheflush(unsigned long start, unsigned long end)
	17	{
	18	if (end < start)
	19	return -EINVAL;
	20	return 0;
	21	}