arch/arm/include/asm/sparsemem.h - LeafOS-Devices/android_kernel_samsung_exynos9820 - Gitiles

 #ifndef ASMARM_SPARSEMEM_H
 #define ASMARM_SPARSEMEM_H

 #include <asm/memory.h>

 #define MAX_PHYSADDR_BITS	32
 #define MAX_PHYSMEM_BITS	32
 #define SECTION_SIZE_BITS	NODE_MEM_SIZE_BITS

 #endif
	#ifndef ASMARM_SPARSEMEM_H
	#define ASMARM_SPARSEMEM_H

	#include <asm/memory.h>

	#define MAX_PHYSADDR_BITS 32
	#define MAX_PHYSMEM_BITS 32
	#define SECTION_SIZE_BITS NODE_MEM_SIZE_BITS

	#endif