35 lines
		
	
	
	
		
			1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			35 lines
		
	
	
	
		
			1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * 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); | ||
|  | } | ||
|  | 
 | ||
|  | void __cpu_clear_user_page(void *kaddr, unsigned long vaddr) | ||
|  | { | ||
|  | 	clear_page(kaddr); | ||
|  | } |