175 static int __meminit vmemmap_populated(unsigned long start, int page_size)  in vmemmap_populated()  argument
177 	unsigned long end = start + page_size;  in vmemmap_populated()
178 	start = (unsigned long)(pfn_to_page(vmemmap_section_start(start)));  in vmemmap_populated()
180 	for (; start < end; start += (PAGES_PER_SECTION * sizeof(struct page)))  in vmemmap_populated()
181 		if (pfn_valid(page_to_pfn((struct page *)start)))  in vmemmap_populated()
195 static void __meminit vmemmap_create_mapping(unsigned long start,  in vmemmap_create_mapping()  argument
214 		BUG_ON(map_kernel_page(start + i, phys, flags));  in vmemmap_create_mapping()
218 static void vmemmap_remove_mapping(unsigned long start,  in vmemmap_remove_mapping()  argument
224 static void __meminit vmemmap_create_mapping(unsigned long start,  in vmemmap_create_mapping()  argument
228 	int  mapped = htab_bolt_mapping(start, start + page_size, phys,  in vmemmap_create_mapping()
236 static void vmemmap_remove_mapping(unsigned long start,  in vmemmap_remove_mapping()  argument
239 	int mapped = htab_remove_mapping(start, start + page_size,  in vmemmap_remove_mapping()
281 					    unsigned long start,  in vmemmap_list_populate()  argument
293 	vmem_back->virt_addr = start;  in vmemmap_list_populate()
299 int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node)  in vmemmap_populate()  argument
304 	start = _ALIGN_DOWN(start, page_size);  in vmemmap_populate()
306 	pr_debug("vmemmap_populate %lx..%lx, node %d\n", start, end, node);  in vmemmap_populate()
308 	for (; start < end; start += page_size) {  in vmemmap_populate()
311 		if (vmemmap_populated(start, page_size))  in vmemmap_populate()
318 		vmemmap_list_populate(__pa(p), start, node);  in vmemmap_populate()
321 			 start, start + page_size, p);  in vmemmap_populate()
323 		vmemmap_create_mapping(start, page_size, __pa(p));  in vmemmap_populate()
330 static unsigned long vmemmap_list_free(unsigned long start)  in vmemmap_list_free()  argument
338 		if (vmem_back->virt_addr == start)  in vmemmap_list_free()
362 void __ref vmemmap_free(unsigned long start, unsigned long end)  in vmemmap_free()  argument
366 	start = _ALIGN_DOWN(start, page_size);  in vmemmap_free()
368 	pr_debug("vmemmap_free %lx...%lx\n", start, end);  in vmemmap_free()
370 	for (; start < end; start += page_size) {  in vmemmap_free()
378 		if (vmemmap_populated(start, page_size))  in vmemmap_free()
381 		addr = vmemmap_list_free(start);  in vmemmap_free()
403 			vmemmap_remove_mapping(start, page_size);  in vmemmap_free()