187 	unsigned long *usemap, mapsize, section_nr, i;  in register_page_bootmem_info_section()  local
191 	section_nr = pfn_to_section_nr(start_pfn);  in register_page_bootmem_info_section()
192 	ms = __nr_to_section(section_nr);  in register_page_bootmem_info_section()
195 	memmap = sparse_decode_mem_map(ms->section_mem_map, section_nr);  in register_page_bootmem_info_section()
207 		get_page_bootmem(section_nr, page, SECTION_INFO);  in register_page_bootmem_info_section()
209 	usemap = __nr_to_section(section_nr)->pageblock_flags;  in register_page_bootmem_info_section()
215 		get_page_bootmem(section_nr, page, MIX_SECTION_INFO);  in register_page_bootmem_info_section()
221 	unsigned long *usemap, mapsize, section_nr, i;  in register_page_bootmem_info_section()  local
228 	section_nr = pfn_to_section_nr(start_pfn);  in register_page_bootmem_info_section()
229 	ms = __nr_to_section(section_nr);  in register_page_bootmem_info_section()
231 	memmap = sparse_decode_mem_map(ms->section_mem_map, section_nr);  in register_page_bootmem_info_section()
233 	register_page_bootmem_memmap(section_nr, memmap, PAGES_PER_SECTION);  in register_page_bootmem_info_section()
235 	usemap = __nr_to_section(section_nr)->pageblock_flags;  in register_page_bootmem_info_section()
241 		get_page_bootmem(section_nr, page, MIX_SECTION_INFO);  in register_page_bootmem_info_section()
1874 	unsigned long pfn, section_nr;  in walk_memory_range()  local
1878 		section_nr = pfn_to_section_nr(pfn);  in walk_memory_range()
1879 		if (!present_section_nr(section_nr))  in walk_memory_range()
1882 		section = __nr_to_section(section_nr);  in walk_memory_range()
1885 			if ((section_nr >= mem->start_section_nr) &&  in walk_memory_range()
1886 			    (section_nr <= mem->end_section_nr))  in walk_memory_range()
1985 		unsigned long section_nr = pfn_to_section_nr(pfn);  in try_offline_node()  local
1987 		if (!present_section_nr(section_nr))  in try_offline_node()