27 struct mem_section **mem_section;  variable
29 struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT]  variable
32 EXPORT_SYMBOL(mem_section);
63 static noinline struct mem_section __ref *sparse_index_alloc(int nid)  in sparse_index_alloc()
65 	struct mem_section *section = NULL;  in sparse_index_alloc()
67 				   sizeof(struct mem_section);  in sparse_index_alloc()
85 	struct mem_section *section;  in sparse_index_init()
94 	if (mem_section[root])  in sparse_index_init()
101 	mem_section[root] = section;  in sparse_index_init()
123 static inline int sparse_early_nid(struct mem_section *section)  in sparse_early_nid()
164 static void __section_mark_present(struct mem_section *ms,  in __section_mark_present()
202 		struct mem_section *ms;  in subsection_map_init()
230 	if (unlikely(!mem_section)) {  in memory_present()
233 		size = sizeof(struct mem_section *) * NR_SECTION_ROOTS;  in memory_present()
235 		mem_section = memblock_alloc(size, align);  in memory_present()
236 		if (!mem_section)  in memory_present()
246 		struct mem_section *ms;  in memory_present()
300 static void __meminit sparse_init_one_section(struct mem_section *ms,  in sparse_init_one_section()
545 		struct mem_section *ms;  in sparse_init_nid()
598 		struct mem_section *ms;  in online_mem_sections()
616 		struct mem_section *ms;  in offline_mem_sections()
658 	struct mem_section *ms = __pfn_to_section(pfn);  in clear_subsection_map()
675 static bool is_subsection_map_empty(struct mem_section *ms)  in is_subsection_map_empty()
683 	struct mem_section *ms = __pfn_to_section(pfn);  in fill_subsection_map()
752 static bool is_subsection_map_empty(struct mem_section *ms)  in is_subsection_map_empty()
782 	struct mem_section *ms = __pfn_to_section(pfn);  in section_deactivate()
831 	struct mem_section *ms = __pfn_to_section(pfn);  in section_activate()
894 	struct mem_section *ms;  in sparse_add_section()
927 	struct mem_section *ms = __pfn_to_section(pfn);  in sparse_remove_section()