SECTIONS_PER_ROOT 1220 include/linux/mmzone.h #define SECTION_NR_TO_ROOT(sec)	((sec) / SECTIONS_PER_ROOT)
SECTIONS_PER_ROOT 1221 include/linux/mmzone.h #define NR_SECTION_ROOTS	DIV_ROUND_UP(NR_MEM_SECTIONS, SECTIONS_PER_ROOT)
SECTIONS_PER_ROOT 1222 include/linux/mmzone.h #define SECTION_ROOT_MASK	(SECTIONS_PER_ROOT - 1)
SECTIONS_PER_ROOT 1227 include/linux/mmzone.h extern struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT];
SECTIONS_PER_ROOT   30 mm/sparse.c    struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT]
SECTIONS_PER_ROOT   67 mm/sparse.c    	unsigned long array_size = SECTIONS_PER_ROOT *
SECTIONS_PER_ROOT  120 mm/sparse.c    		root = __nr_to_section(root_nr * SECTIONS_PER_ROOT);
SECTIONS_PER_ROOT  124 mm/sparse.c    		if ((ms >= root) && (ms < (root + SECTIONS_PER_ROOT)))
SECTIONS_PER_ROOT  130 mm/sparse.c    	return (root_nr * SECTIONS_PER_ROOT) + (ms - root);