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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_S390_MACCESS_H
#define __ASM_S390_MACCESS_H
#include <linux/types.h>
#define MEMCPY_REAL_SIZE PAGE_SIZE
#define MEMCPY_REAL_MASK PAGE_MASK
struct iov_iter;
extern unsigned long __memcpy_real_area;
extern pte_t *memcpy_real_ptep;
size_t memcpy_real_iter(struct iov_iter *iter, unsigned long src, size_t count);
int memcpy_real(void *dest, unsigned long src, size_t count);
#ifdef CONFIG_CRASH_DUMP
int copy_oldmem_kernel(void *dst, unsigned long src, size_t count);
#endif
#endif /* __ASM_S390_MACCESS_H */
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