arch/x86/include/asm/page_32.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_32_H
#define _ASM_X86_PAGE_32_H

#include <asm/page_32_types.h>

#ifndef __ASSEMBLER__

#define __phys_addr_nodebug(x)	((x) - PAGE_OFFSET)
#ifdef CONFIG_DEBUG_VIRTUAL
extern unsigned long __phys_addr(unsigned long);
#else
#define __phys_addr(x)		__phys_addr_nodebug(x)
#endif
#define __phys_addr_symbol(x)	__phys_addr(x)
#define __phys_reloc_hide(x)	RELOC_HIDE((x), 0)

#include <linux/string.h>

/**
 * clear_page() - clear a page using a kernel virtual address.
 * @page: address of kernel page
 *
 * Does absolutely no exception handling.
 */
static inline void clear_page(void *page)
{
	memset(page, 0, PAGE_SIZE);
}

static inline void copy_page(void *to, void *from)
{
	memcpy(to, from, PAGE_SIZE);
}
#endif	/* !__ASSEMBLER__ */

#endif /* _ASM_X86_PAGE_32_H */