28 struct mem_section **mem_section;  variable
30 struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT]  variable
33 EXPORT_SYMBOL(mem_section);
64 static noinline struct mem_section __ref *sparse_index_alloc(int nid)  in sparse_index_alloc()
66 	struct mem_section *section = NULL;  in sparse_index_alloc()
68 				   sizeof(struct mem_section);  in sparse_index_alloc()
86 	struct mem_section *section;  in sparse_index_init()
95 	if (mem_section[root])  in sparse_index_init()
102 	mem_section[root] = section;  in sparse_index_init()
114 unsigned long __section_nr(struct mem_section *ms)  in __section_nr()
117 	struct mem_section *root = NULL;  in __section_nr()
133 unsigned long __section_nr(struct mem_section *ms)  in __section_nr()
135 	return (unsigned long)(ms - mem_section[0]);  in __section_nr()
150 static inline int sparse_early_nid(struct mem_section *section)  in sparse_early_nid()
191 static void section_mark_present(struct mem_section *ms)  in section_mark_present()
240 		struct mem_section *ms;  in subsection_map_init()
263 	if (unlikely(!mem_section)) {  in memory_present()
266 		size = sizeof(struct mem_section*) * NR_SECTION_ROOTS;  in memory_present()
268 		mem_section = memblock_alloc(size, align);  in memory_present()
269 		if (!mem_section)  in memory_present()
279 		struct mem_section *ms;  in memory_present()
333 static void __meminit sparse_init_one_section(struct mem_section *ms,  in sparse_init_one_section()
567 		struct mem_section *ms;  in sparse_init_nid()
616 		struct mem_section *ms;  in online_mem_sections()
635 		struct mem_section *ms;  in offline_mem_sections()
743 	struct mem_section *ms = __pfn_to_section(pfn);  in section_deactivate()
814 	struct mem_section *ms = __pfn_to_section(pfn);  in section_activate()
882 	struct mem_section *ms;  in sparse_add_section()
939 void sparse_remove_section(struct mem_section *ms, unsigned long pfn,  in sparse_remove_section()