26 struct mem_section **mem_section;  variable
28 struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT]  variable
31 EXPORT_SYMBOL(mem_section);
62 static noinline struct mem_section __ref *sparse_index_alloc(int nid)  in sparse_index_alloc()
64 	struct mem_section *section = NULL;  in sparse_index_alloc()
66 				   sizeof(struct mem_section);  in sparse_index_alloc()
79 	struct mem_section *section;  in sparse_index_init()
81 	if (mem_section[root])  in sparse_index_init()
88 	mem_section[root] = section;  in sparse_index_init()
100 int __section_nr(struct mem_section* ms)  in __section_nr()
103 	struct mem_section *root = NULL;  in __section_nr()
119 int __section_nr(struct mem_section* ms)  in __section_nr()
121 	return (int)(ms - mem_section[0]);  in __section_nr()
136 static inline int sparse_early_nid(struct mem_section *section)  in sparse_early_nid()
177 static void section_mark_present(struct mem_section *ms)  in section_mark_present()
214 	if (unlikely(!mem_section)) {  in memory_present()
217 		size = sizeof(struct mem_section*) * NR_SECTION_ROOTS;  in memory_present()
219 		mem_section = memblock_virt_alloc(size, align);  in memory_present()
227 		struct mem_section *ms;  in memory_present()
265 static void __meminit sparse_init_one_section(struct mem_section *ms,  in sparse_init_one_section()
481 		struct mem_section *ms;  in sparse_init_nid()
530 		struct mem_section *ms;  in online_mem_sections()
549 		struct mem_section *ms;  in offline_mem_sections()
668 	struct mem_section *ms;  in sparse_add_one_section()
769 void sparse_remove_one_section(struct zone *zone, struct mem_section *ms,  in sparse_remove_one_section()