415 	limit_pfn = PFN_DOWN(end);  in split_mem_range()
418 	pfn = start_pfn = PFN_DOWN(start);  in split_mem_range()
427 		end_pfn = PFN_DOWN(PMD_SIZE);  in split_mem_range()
429 		end_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
431 	end_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
441 	start_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
443 	end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
445 	end_pfn = round_up(pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
446 	if (end_pfn > round_down(limit_pfn, PFN_DOWN(PMD_SIZE)))  in split_mem_range()
447 		end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
458 	start_pfn = round_up(pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
459 	end_pfn = round_down(limit_pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
468 	start_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
469 	end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
1019 		end_pfn   = min_t(unsigned long, PFN_DOWN(end_addr), MAX_DMA_PFN);  in memblock_find_dma_reserve()