valid_start_pfn   384 drivers/base/memory.c 	unsigned long valid_start_pfn, valid_end_pfn;
valid_start_pfn   398 drivers/base/memory.c 					  &valid_start_pfn, &valid_end_pfn))
valid_start_pfn   400 drivers/base/memory.c 		start_pfn = valid_start_pfn;