1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99 4 * Rewritten for Linux 2.6 by Christoph Hellwig (hch@lst.de) Jan 2004 5 */ 6 #ifndef _ASM_MMZONE_H_ 7 #define _ASM_MMZONE_H_ 8 9 #include <asm/page.h> 10 #include <mmzone.h> 11 12 #ifdef CONFIG_DISCONTIGMEM 13 14 #define pfn_to_nid(pfn) pa_to_nid((pfn) << PAGE_SHIFT) 15 16 #endif /* CONFIG_DISCONTIGMEM */ 17 18 #endif /* _ASM_MMZONE_H_ */ 19