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kernel-49/arch/mn10300/mm/cache-disabled.c
Andrey Zolotarev e72e9355e3 start the android-4.9 tree
git: https://android.googlesource.com/kernel/common
branch: android-4.9
commit: 03fcc2fe71308c2d164b4e6cbfc738c63e670444
2018-11-15 21:36:32 +03:00

22 lines
606 B
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;
}