nommu.c (c95baf12f5077419db01313ab61c2aac007d40cd) nommu.c (f358afc52c3066f4e8cd7b3a2d75b31e822519e9)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * linux/arch/arm/mm/nommu.c
4 *
5 * ARM uCLinux supporting functions.
6 */
7#include <linux/module.h>
8#include <linux/mm.h>

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161}
162
163void flush_dcache_page(struct page *page)
164{
165 __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
166}
167EXPORT_SYMBOL(flush_dcache_page);
168
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * linux/arch/arm/mm/nommu.c
4 *
5 * ARM uCLinux supporting functions.
6 */
7#include <linux/module.h>
8#include <linux/mm.h>

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161}
162
163void flush_dcache_page(struct page *page)
164{
165 __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
166}
167EXPORT_SYMBOL(flush_dcache_page);
168
169void flush_kernel_dcache_page(struct page *page)
170{
171 __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
172}
173EXPORT_SYMBOL(flush_kernel_dcache_page);
174
175void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
176 unsigned long uaddr, void *dst, const void *src,
177 unsigned long len)
178{
179 memcpy(dst, src, len);
180 if (vma->vm_flags & VM_EXEC)
181 __cpuc_coherent_user_range(uaddr, uaddr + len);
182}

--- 67 unchanged lines hidden --- 		169void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
170 unsigned long uaddr, void *dst, const void *src,
171 unsigned long len)
172{
173 memcpy(dst, src, len);
174 if (vma->vm_flags & VM_EXEC)
175 __cpuc_coherent_user_range(uaddr, uaddr + len);
176}

--- 67 unchanged lines hidden ---