96 	struct page *start;  in vmemmap_populated()  local
98 	start = vmemmap_subsection_start(vmemmap_addr);  in vmemmap_populated()
100 	for (; (unsigned long)start < vmemmap_end; start += PAGES_PER_SUBSECTION)  in vmemmap_populated()
106 		if (pfn_valid(page_to_pfn(start)))  in vmemmap_populated()
166 					   unsigned long start,  in vmemmap_list_populate()  argument
178 	vmem_back->virt_addr = start;  in vmemmap_list_populate()
185 static bool altmap_cross_boundary(struct vmem_altmap *altmap, unsigned long start,  in altmap_cross_boundary()  argument
189 	unsigned long start_pfn = page_to_pfn((struct page *)start);  in altmap_cross_boundary()
200 int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node,  in vmemmap_populate()  argument
207 	start = ALIGN_DOWN(start, page_size);  in vmemmap_populate()
209 	pr_debug("vmemmap_populate %lx..%lx, node %d\n", start, end, node);  in vmemmap_populate()
211 	for (; start < end; start += page_size) {  in vmemmap_populate()
221 		if (vmemmap_populated(start, page_size))  in vmemmap_populate()
229 		if (altmap && !altmap_cross_boundary(altmap, start, page_size)) {  in vmemmap_populate()
243 		if (vmemmap_list_populate(__pa(p), start, node)) {  in vmemmap_populate()
261 			 start, start + page_size, p);  in vmemmap_populate()
263 		rc = vmemmap_create_mapping(start, page_size, __pa(p));  in vmemmap_populate()
275 static unsigned long vmemmap_list_free(unsigned long start)  in vmemmap_list_free()  argument
283 		if (vmem_back->virt_addr == start)  in vmemmap_list_free()
305 void __ref vmemmap_free(unsigned long start, unsigned long end,  in vmemmap_free()  argument
313 	start = ALIGN_DOWN(start, page_size);  in vmemmap_free()
320 	pr_debug("vmemmap_free %lx...%lx\n", start, end);  in vmemmap_free()
322 	for (; start < end; start += page_size) {  in vmemmap_free()
332 		if (vmemmap_populated(start, page_size))  in vmemmap_free()
335 		addr = vmemmap_list_free(start);  in vmemmap_free()
361 		vmemmap_remove_mapping(start, page_size);  in vmemmap_free()