258 		unsigned long size, align;  in memory_present()  local
260 		size = sizeof(struct mem_section*) * NR_SECTION_ROOTS;  in memory_present()
262 		mem_section = memblock_alloc(size, align);  in memory_present()
265 			      __func__, size, align);  in memory_present()
350 					 unsigned long size)  in sparse_early_usemaps_alloc_pgdat_section()  argument
369 	usage = memblock_alloc_try_nid(size, SMP_CACHE_BYTES, goal, limit, nid);  in sparse_early_usemaps_alloc_pgdat_section()
422 					 unsigned long size)  in sparse_early_usemaps_alloc_pgdat_section()  argument
424 	return memblock_alloc_node(size, SMP_CACHE_BYTES, pgdat->node_id);  in sparse_early_usemaps_alloc_pgdat_section()
448 	unsigned long size = section_map_size();  in __populate_section_memmap()  local
449 	struct page *map = sparse_buffer_alloc(size);  in __populate_section_memmap()
455 	map = memblock_alloc_try_nid_raw(size, size, addr,  in __populate_section_memmap()
459 		      __func__, size, PAGE_SIZE, nid, &addr);  in __populate_section_memmap()
468 static inline void __meminit sparse_buffer_free(unsigned long size)  in sparse_buffer_free()  argument
470 	WARN_ON(!sparsemap_buf || size == 0);  in sparse_buffer_free()
471 	memblock_free_early(__pa(sparsemap_buf), size);  in sparse_buffer_free()
474 static void __init sparse_buffer_init(unsigned long size, int nid)  in sparse_buffer_init()  argument
483 	sparsemap_buf = memblock_alloc_exact_nid_raw(size, section_map_size(),  in sparse_buffer_init()
485 	sparsemap_buf_end = sparsemap_buf + size;  in sparse_buffer_init()
490 	unsigned long size = sparsemap_buf_end - sparsemap_buf;  in sparse_buffer_fini()  local
492 	if (sparsemap_buf && size > 0)  in sparse_buffer_fini()
493 		sparse_buffer_free(size);  in sparse_buffer_fini()
497 void * __meminit sparse_buffer_alloc(unsigned long size)  in sparse_buffer_alloc()  argument
502 		ptr = (void *) roundup((unsigned long)sparsemap_buf, size);  in sparse_buffer_alloc()
503 		if (ptr + size > sparsemap_buf_end)  in sparse_buffer_alloc()
509 			sparsemap_buf = ptr + size;  in sparse_buffer_alloc()