Cregit: Linux 5.2: mmzone.h

Contributors: 6
Author	Tokens	Token Proportion	Commits	Commit Proportion
Huacai Chen	24	40.68%	1	14.29%
Linus Torvalds (pre-git)	17	28.81%	2	28.57%
Yoichi Yuasa	6	10.17%	1	14.29%
Andrew Morton	6	10.17%	1	14.29%
Paul Burton	5	8.47%	1	14.29%
Greg Kroah-Hartman	1	1.69%	1	14.29%
Total	59		7

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99
 * Rewritten for Linux 2.6 by Christoph Hellwig (hch@lst.de) Jan 2004
 */
#ifndef _ASM_MMZONE_H_
#define _ASM_MMZONE_H_

#include <asm/page.h>

#ifdef CONFIG_NEED_MULTIPLE_NODES
# include <mmzone.h>
#endif

#ifndef pa_to_nid
#define pa_to_nid(addr) 0
#endif

#ifndef nid_to_addrbase
#define nid_to_addrbase(nid) 0
#endif

#ifdef CONFIG_DISCONTIGMEM

#define pfn_to_nid(pfn)		pa_to_nid((pfn) << PAGE_SHIFT)

#endif /* CONFIG_DISCONTIGMEM */

#endif /* _ASM_MMZONE_H_ */