100 int __section_nr(struct mem_section* ms)  in __section_nr()  argument
110 		if ((ms >= root) && (ms < (root + SECTIONS_PER_ROOT)))  in __section_nr()
116 	return (root_nr * SECTIONS_PER_ROOT) + (ms - root);  in __section_nr()
119 int __section_nr(struct mem_section* ms)  in __section_nr()  argument
121 	return (int)(ms - mem_section[0]);  in __section_nr()
177 static void section_mark_present(struct mem_section *ms)  in section_mark_present()  argument
179 	int section_nr = __section_nr(ms);  in section_mark_present()
184 	ms->section_mem_map |= SECTION_MARKED_PRESENT;  in section_mark_present()
227 		struct mem_section *ms;  in memory_present()  local
232 		ms = __nr_to_section(section);  in memory_present()
233 		if (!ms->section_mem_map) {  in memory_present()
234 			ms->section_mem_map = sparse_encode_early_nid(nid) |  in memory_present()
236 			section_mark_present(ms);  in memory_present()
265 static void __meminit sparse_init_one_section(struct mem_section *ms,  in sparse_init_one_section()  argument
269 	ms->section_mem_map &= ~SECTION_MAP_MASK;  in sparse_init_one_section()
270 	ms->section_mem_map |= sparse_encode_mem_map(mem_map, pnum) |  in sparse_init_one_section()
272  	ms->pageblock_flags = pageblock_bitmap;  in sparse_init_one_section()
481 		struct mem_section *ms;  in sparse_init_nid()  local
485 		ms = __nr_to_section(pnum);  in sparse_init_nid()
486 		ms->section_mem_map = 0;  in sparse_init_nid()
530 		struct mem_section *ms;  in online_mem_sections()  local
536 		ms = __nr_to_section(section_nr);  in online_mem_sections()
537 		ms->section_mem_map |= SECTION_IS_ONLINE;  in online_mem_sections()
549 		struct mem_section *ms;  in offline_mem_sections()  local
558 		ms = __nr_to_section(section_nr);  in offline_mem_sections()
559 		ms->section_mem_map &= ~SECTION_IS_ONLINE;  in offline_mem_sections()
668 	struct mem_section *ms;  in sparse_add_one_section()  local
693 	ms = __pfn_to_section(start_pfn);  in sparse_add_one_section()
694 	if (ms->section_mem_map & SECTION_MARKED_PRESENT) {  in sparse_add_one_section()
707 	section_mark_present(ms);  in sparse_add_one_section()
708 	sparse_init_one_section(ms, section_nr, memmap, usemap);  in sparse_add_one_section()
769 void sparse_remove_one_section(struct zone *zone, struct mem_section *ms,  in sparse_remove_one_section()  argument
777 	if (ms->section_mem_map) {  in sparse_remove_one_section()
778 		usemap = ms->pageblock_flags;  in sparse_remove_one_section()
779 		memmap = sparse_decode_mem_map(ms->section_mem_map,  in sparse_remove_one_section()
780 						__section_nr(ms));  in sparse_remove_one_section()
781 		ms->section_mem_map = 0;  in sparse_remove_one_section()
782 		ms->pageblock_flags = NULL;  in sparse_remove_one_section()