235 		subsection_mask_set(ms->usage->subsection_map, pfn, pfns);  in subsection_map_init()
678 	unsigned long *subsection_map = ms->usage  in clear_subsection_map()  local
679 		? &ms->usage->subsection_map[0] : NULL;  in clear_subsection_map()
682 	if (subsection_map)  in clear_subsection_map()
683 		bitmap_and(tmp, map, subsection_map, SUBSECTIONS_PER_SECTION);  in clear_subsection_map()
685 	if (WARN(!subsection_map || !bitmap_equal(tmp, map, SUBSECTIONS_PER_SECTION),  in clear_subsection_map()
690 	bitmap_xor(subsection_map, map, subsection_map, SUBSECTIONS_PER_SECTION);  in clear_subsection_map()
696 	return bitmap_empty(&ms->usage->subsection_map[0],  in is_subsection_map_empty()
704 	unsigned long *subsection_map;  in fill_subsection_map()  local
709 	subsection_map = &ms->usage->subsection_map[0];  in fill_subsection_map()
713 	else if (bitmap_intersects(map, subsection_map, SUBSECTIONS_PER_SECTION))  in fill_subsection_map()
716 		bitmap_or(subsection_map, map, subsection_map,  in fill_subsection_map()