range_end_pfn 6426 mm/page_alloc.c unsigned long range_end_pfn) range_end_pfn 6428 mm/page_alloc.c unsigned long nr_absent = range_end_pfn - range_start_pfn; range_end_pfn 6433 mm/page_alloc.c start_pfn = clamp(start_pfn, range_start_pfn, range_end_pfn); range_end_pfn 6434 mm/page_alloc.c end_pfn = clamp(end_pfn, range_start_pfn, range_end_pfn);