Hi! On Fri, 07 May 2021, He Zhe wrote: > There is no "SPDX-License-Identifier: GPL-2.0" in arch/alpha/kernel/smc37c669.c > and the following copyright is found. > " > Copyright (C) 1997 by > Digital Equipment Corporation, Maynard, Massachusetts. > All rights reserved. > " That file is ancient (I reckon it's at least two decades old) and looks like a wholesale include of a DEC/Digital .h file for that particular chip. Since we didn't have DCOs or anything like that back then, I am unsure what the license (if any) actually is. It's even difficult to figure out when (and by who) it was first committed. The oldest reference in a grafted-together git repo I could find was from 2.1.88. Best, Tobias -- /* panic?? These should never occur in our application. */ linux-2.6.6/drivers/scsi/aic7xxx/aiclib.c