| /* |
| * Based on arch/arm/mm/copypage.c |
| * |
| * Copyright (C) 2002 Deep Blue Solutions Ltd, All Rights Reserved. |
| * Copyright (C) 2012 ARM Ltd. |
| * |
| * 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, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include <linux/mm.h> |
| |
| #include <asm/page.h> |
| #include <asm/cacheflush.h> |
| |
| void __cpu_copy_user_page(void *kto, const void *kfrom, unsigned long vaddr) |
| { |
| copy_page(kto, kfrom); |
| __flush_dcache_area(kto, PAGE_SIZE); |
| } |
| EXPORT_SYMBOL_GPL(__cpu_copy_user_page); |
| |
| void __cpu_clear_user_page(void *kaddr, unsigned long vaddr) |
| { |
| clear_page(kaddr); |
| } |
| EXPORT_SYMBOL_GPL(__cpu_clear_user_page); |