blob: 012cffc574e890fc417dafc43563cfcfbcd2642b [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Based on arch/arm/include/asm/page.h
*
* Copyright (C) 1995-2003 Russell King
* Copyright (C) 2012 ARM Ltd.
*/
#ifndef __ASM_PAGE_H
#define __ASM_PAGE_H
#include <asm/page-def.h>
#ifndef __ASSEMBLY__
#include <linux/personality.h> /* for READ_IMPLIES_EXEC */
#include <asm/pgtable-types.h>
struct page;
struct vm_area_struct;
extern void copy_page(void *to, const void *from);
extern void clear_page(void *to);
void copy_user_highpage(struct page *to, struct page *from,
unsigned long vaddr, struct vm_area_struct *vma);
#define __HAVE_ARCH_COPY_USER_HIGHPAGE
void copy_highpage(struct page *to, struct page *from);
#define __HAVE_ARCH_COPY_HIGHPAGE
#define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \
alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr)
#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
#define clear_user_page(page, vaddr, pg) clear_page(page)
#define copy_user_page(to, from, vaddr, pg) copy_page(to, from)
typedef struct page *pgtable_t;
extern int pfn_valid(unsigned long);
#include <asm/memory.h>
#endif /* !__ASSEMBLY__ */
#define VM_DATA_DEFAULT_FLAGS (VM_DATA_FLAGS_TSK_EXEC | VM_MTE_ALLOWED)
#include <asm-generic/getorder.h>
#endif