linux-kernel - Re: [PATCH] kernel: add SPDX-License-Identifier lines

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Message-ID: <7a526887-00ec-4599-bfa2-383896c0c688@opersys.com>
Date: Wed, 14 Jan 2026 10:24:25 -0500
From: Karim Yaghmour <karim.yaghmour@...rsys.com>
To: Tim Bird <tim.bird@...y.com>, akpm@...uxfoundation.org,
 rusty@...tcorp.com.au, tglx@...nel.org
Cc: tom.zanussi@...ux.intel.com, kernelxing@...cent.com,
 perterz@...radead.org, linux-spdx@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kernel: add SPDX-License-Identifier lines


Hi Tim,

Thanks for taking care of this following our discussion at LPC.

Just addressing the relay.c part below.

On 1/13/26 18:44, Tim Bird wrote:
> Add SPDX-License-Identifier lines to some old kernel
> files.
> 
> Signed-off-by: Tim Bird <tim.bird@...y.com>
> ---
>   kernel/cpu.c   | 3 +--
>   kernel/relay.c | 3 +--
>   2 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/kernel/cpu.c b/kernel/cpu.c
> index 8df2d773fe3b..5185c0be847a 100644
> --- a/kernel/cpu.c
> +++ b/kernel/cpu.c
> @@ -1,7 +1,6 @@
> +// SPDX-License-Identifier: GPL-2.0
>   /* CPU control.
>    * (C) 2001, 2002, 2003, 2004 Rusty Russell
> - *
> - * This code is licenced under the GPL.
>    */
>   #include <linux/sched/mm.h>
>   #include <linux/proc_fs.h>

For this part:
> diff --git a/kernel/relay.c b/kernel/relay.c
> index e36f6b926f7f..6ed6bc929bf9 100644
> --- a/kernel/relay.c
> +++ b/kernel/relay.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>   /*
>    * Public API and common code for kernel->userspace relay file support.
>    *
> @@ -9,8 +10,6 @@
>    * Moved to kernel/relay.c by Paul Mundt, 2006.
>    * November 2006 - CPU hotplug support by Mathieu Desnoyers
>    * 	(mathieu.desnoyers@...ymtl.ca)
> - *
> - * This file is released under the GPL.
>    */
>   #include <linux/errno.h>
>   #include <linux/stddef.h>

Acked-by: Karim Yaghmour <karim.yaghmour@...rsys.com>

Cheers,

-- 
Karim Yaghmour
CEO - Opersys inc. / www.opersys.com
https://www.linkedin.com/in/karimyaghmour/