209 		subsection_mask_set(ms->usage->subsection_map, pfn, pfns);  in subsection_map_init()
303 		struct mem_section_usage *usage, unsigned long flags)  in sparse_init_one_section()  argument
308 	ms->usage = usage;  in sparse_init_one_section()
336 	struct mem_section_usage *usage;  in sparse_early_usemaps_alloc_pgdat_section()  local
353 	usage = memblock_alloc_try_nid(size, SMP_CACHE_BYTES, goal, limit, nid);  in sparse_early_usemaps_alloc_pgdat_section()
354 	if (!usage && limit) {  in sparse_early_usemaps_alloc_pgdat_section()
358 	return usage;  in sparse_early_usemaps_alloc_pgdat_section()
362 		struct mem_section_usage *usage)  in check_usemap_section_nr()  argument
376 	usemap_snr = pfn_to_section_nr(__pa(usage) >> PAGE_SHIFT);  in check_usemap_section_nr()
412 		struct mem_section_usage *usage)  in check_usemap_section_nr()  argument
510 	struct mem_section_usage *usage;  in sparse_init_nid()  local
514 	usage = sparse_early_usemaps_alloc_pgdat_section(NODE_DATA(nid),  in sparse_init_nid()
516 	if (!usage) {  in sparse_init_nid()
536 		check_usemap_section_nr(nid, usage);  in sparse_init_nid()
537 		sparse_init_one_section(__nr_to_section(pnum), pnum, map, usage,  in sparse_init_nid()
539 		usage = (void *) usage + mem_section_usage_size();  in sparse_init_nid()
660 	unsigned long *subsection_map = ms->usage  in clear_subsection_map()
661 		? &ms->usage->subsection_map[0] : NULL;  in clear_subsection_map()
678 	return bitmap_empty(&ms->usage->subsection_map[0],  in is_subsection_map_empty()
691 	subsection_map = &ms->usage->subsection_map[0];  in fill_subsection_map()
802 		if (!PageReserved(virt_to_page(ms->usage))) {  in section_deactivate()
803 			kfree(ms->usage);  in section_deactivate()
804 			ms->usage = NULL;  in section_deactivate()
833 	struct mem_section_usage *usage = NULL;  in section_activate()  local
837 	if (!ms->usage) {  in section_activate()
838 		usage = kzalloc(mem_section_usage_size(), GFP_KERNEL);  in section_activate()
839 		if (!usage)  in section_activate()
841 		ms->usage = usage;  in section_activate()
846 		if (usage)  in section_activate()
847 			ms->usage = NULL;  in section_activate()
848 		kfree(usage);  in section_activate()
920 	sparse_init_one_section(ms, section_nr, memmap, ms->usage, 0);  in sparse_add_section()