253 			     unsigned long start_pfn, unsigned long end_pfn,  in save_mr()  argument
256 	if (start_pfn < end_pfn) {  in save_mr()
260 		mr[nr_range].end   = end_pfn<<PAGE_SHIFT;  in save_mr()
331 	unsigned long start_pfn, end_pfn, limit_pfn;  in split_mem_range()  local
347 		end_pfn = PFN_DOWN(PMD_SIZE);  in split_mem_range()
349 		end_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
351 	end_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
353 	if (end_pfn > limit_pfn)  in split_mem_range()
354 		end_pfn = limit_pfn;  in split_mem_range()
355 	if (start_pfn < end_pfn) {  in split_mem_range()
356 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0);  in split_mem_range()
357 		pfn = end_pfn;  in split_mem_range()
363 	end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
365 	end_pfn = round_up(pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
366 	if (end_pfn > round_down(limit_pfn, PFN_DOWN(PMD_SIZE)))  in split_mem_range()
367 		end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
370 	if (start_pfn < end_pfn) {  in split_mem_range()
371 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
373 		pfn = end_pfn;  in split_mem_range()
379 	end_pfn = round_down(limit_pfn, PFN_DOWN(PUD_SIZE));  in split_mem_range()
380 	if (start_pfn < end_pfn) {  in split_mem_range()
381 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
384 		pfn = end_pfn;  in split_mem_range()
389 	end_pfn = round_down(limit_pfn, PFN_DOWN(PMD_SIZE));  in split_mem_range()
390 	if (start_pfn < end_pfn) {  in split_mem_range()
391 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
393 		pfn = end_pfn;  in split_mem_range()
399 	end_pfn = limit_pfn;  in split_mem_range()
400 	nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0);  in split_mem_range()
430 static void add_pfn_range_mapped(unsigned long start_pfn, unsigned long end_pfn)  in add_pfn_range_mapped()  argument
433 					     nr_pfn_mapped, start_pfn, end_pfn);  in add_pfn_range_mapped()
436 	max_pfn_mapped = max(max_pfn_mapped, end_pfn);  in add_pfn_range_mapped()
440 					 min(end_pfn, 1UL<<(32-PAGE_SHIFT)));  in add_pfn_range_mapped()
443 bool pfn_range_is_mapped(unsigned long start_pfn, unsigned long end_pfn)  in pfn_range_is_mapped()  argument
449 		    (end_pfn <= pfn_mapped[i].end))  in pfn_range_is_mapped()
499 	unsigned long start_pfn, end_pfn;  in init_range_memory_mapping()  local
503 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, NULL) {  in init_range_memory_mapping()
505 		u64 end = clamp_val(PFN_PHYS(end_pfn), r_start, r_end);  in init_range_memory_mapping()
815 	unsigned long start_pfn, end_pfn;  in memblock_find_dma_reserve()  local
825 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, NULL) {  in memblock_find_dma_reserve()
827 		end_pfn   = min(end_pfn,   MAX_DMA_PFN);  in memblock_find_dma_reserve()
829 		nr_pages += end_pfn - start_pfn;  in memblock_find_dma_reserve()
840 		end_pfn   = min_t(unsigned long, PFN_DOWN(end_addr), MAX_DMA_PFN);  in memblock_find_dma_reserve()
842 		if (start_pfn < end_pfn)  in memblock_find_dma_reserve()
843 			nr_free_pages += end_pfn - start_pfn;  in memblock_find_dma_reserve()