114 unsigned long __section_nr(struct mem_section *ms)  in __section_nr()  argument
124 		if ((ms >= root) && (ms < (root + SECTIONS_PER_ROOT)))  in __section_nr()
130 	return (root_nr * SECTIONS_PER_ROOT) + (ms - root);  in __section_nr()
133 unsigned long __section_nr(struct mem_section *ms)  in __section_nr()  argument
135 	return (unsigned long)(ms - mem_section[0]);  in __section_nr()
191 static void section_mark_present(struct mem_section *ms)  in section_mark_present()  argument
193 	unsigned long section_nr = __section_nr(ms);  in section_mark_present()
198 	ms->section_mem_map |= SECTION_MARKED_PRESENT;  in section_mark_present()
240 		struct mem_section *ms;  in subsection_map_init()  local
245 		ms = __nr_to_section(nr);  in subsection_map_init()
246 		subsection_mask_set(ms->usage->subsection_map, pfn, pfns);  in subsection_map_init()
279 		struct mem_section *ms;  in memory_present()  local
284 		ms = __nr_to_section(section);  in memory_present()
285 		if (!ms->section_mem_map) {  in memory_present()
286 			ms->section_mem_map = sparse_encode_early_nid(nid) |  in memory_present()
288 			section_mark_present(ms);  in memory_present()
333 static void __meminit sparse_init_one_section(struct mem_section *ms,  in sparse_init_one_section()  argument
337 	ms->section_mem_map &= ~SECTION_MAP_MASK;  in sparse_init_one_section()
338 	ms->section_mem_map |= sparse_encode_mem_map(mem_map, pnum)  in sparse_init_one_section()
340 	ms->usage = usage;  in sparse_init_one_section()
567 		struct mem_section *ms;  in sparse_init_nid()  local
571 		ms = __nr_to_section(pnum);  in sparse_init_nid()
572 		ms->section_mem_map = 0;  in sparse_init_nid()
616 		struct mem_section *ms;  in online_mem_sections()  local
622 		ms = __nr_to_section(section_nr);  in online_mem_sections()
623 		ms->section_mem_map |= SECTION_IS_ONLINE;  in online_mem_sections()
635 		struct mem_section *ms;  in offline_mem_sections()  local
644 		ms = __nr_to_section(section_nr);  in offline_mem_sections()
645 		ms->section_mem_map &= ~SECTION_IS_ONLINE;  in offline_mem_sections()
743 	struct mem_section *ms = __pfn_to_section(pfn);  in section_deactivate()  local
744 	bool section_is_early = early_section(ms);  in section_deactivate()
747 	unsigned long *subsection_map = ms->usage  in section_deactivate()
748 		? &ms->usage->subsection_map[0] : NULL;  in section_deactivate()
788 		if (!PageReserved(virt_to_page(ms->usage))) {  in section_deactivate()
789 			kfree(ms->usage);  in section_deactivate()
790 			ms->usage = NULL;  in section_deactivate()
792 		memmap = sparse_decode_mem_map(ms->section_mem_map, section_nr);  in section_deactivate()
798 		ms->section_mem_map &= ~SECTION_HAS_MEM_MAP;  in section_deactivate()
807 		ms->section_mem_map = (unsigned long)NULL;  in section_deactivate()
814 	struct mem_section *ms = __pfn_to_section(pfn);  in section_activate()  local
822 	if (!ms->usage) {  in section_activate()
826 		ms->usage = usage;  in section_activate()
828 	subsection_map = &ms->usage->subsection_map[0];  in section_activate()
840 			ms->usage = NULL;  in section_activate()
852 	if (nr_pages < PAGES_PER_SECTION && early_section(ms))  in section_activate()
882 	struct mem_section *ms;  in sparse_add_section()  local
900 	ms = __nr_to_section(section_nr);  in sparse_add_section()
902 	section_mark_present(ms);  in sparse_add_section()
907 	sparse_init_one_section(ms, section_nr, memmap, ms->usage, 0);  in sparse_add_section()
939 void sparse_remove_section(struct mem_section *ms, unsigned long pfn,  in sparse_remove_section()  argument