187 			     unsigned long start_pfn, unsigned long end_pfn,  in save_mr()  argument
190 	if (start_pfn < end_pfn) {  in save_mr()
194 		mr[nr_range].end   = end_pfn<<PAGE_SHIFT;  in save_mr()
265 	unsigned long start_pfn, end_pfn, limit_pfn;  in split_mem_range()  local
281 		end_pfn = PFN_DOWN(PMD_SIZE);  in split_mem_range()
283 		end_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
285 	end_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
287 	if (end_pfn > limit_pfn)  in split_mem_range()
288 		end_pfn = limit_pfn;  in split_mem_range()
289 	if (start_pfn < end_pfn) {  in split_mem_range()
290 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0);  in split_mem_range()
291 		pfn = end_pfn;  in split_mem_range()
297 	end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
299 	end_pfn = round_up(pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
300 	if (end_pfn > round_down(limit_pfn, PFN_DOWN(PMD_SIZE)))  in split_mem_range()
301 		end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
304 	if (start_pfn < end_pfn) {  in split_mem_range()
305 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
307 		pfn = end_pfn;  in split_mem_range()
313 	end_pfn = round_down(limit_pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
314 	if (start_pfn < end_pfn) {  in split_mem_range()
315 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
318 		pfn = end_pfn;  in split_mem_range()
323 	end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
324 	if (start_pfn < end_pfn) {  in split_mem_range()
325 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
327 		pfn = end_pfn;  in split_mem_range()
333 	end_pfn = limit_pfn;  in split_mem_range()
334 	nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0);  in split_mem_range()
364 static void add_pfn_range_mapped(unsigned long start_pfn, unsigned long end_pfn)  in add_pfn_range_mapped()  argument
367 					     nr_pfn_mapped, start_pfn, end_pfn);  in add_pfn_range_mapped()
370 	max_pfn_mapped = max(max_pfn_mapped, end_pfn);  in add_pfn_range_mapped()
374 					 min(end_pfn, 1UL<<(32-PAGE_SHIFT)));  in add_pfn_range_mapped()
377 bool pfn_range_is_mapped(unsigned long start_pfn, unsigned long end_pfn)  in pfn_range_is_mapped()  argument
383 		    (end_pfn <= pfn_mapped[i].end))  in pfn_range_is_mapped()
433 	unsigned long start_pfn, end_pfn;  in init_range_memory_mapping()  local
437 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, NULL) {  in init_range_memory_mapping()
439 		u64 end = clamp_val(PFN_PHYS(end_pfn), r_start, r_end);  in init_range_memory_mapping()