Re: [PATCH v9 1/1] serial: core: Start managing serial controllers to enable runtime PM

[Greg Kroah-Hartman]

On Thu, Mar 23, 2023 at 09:10:47AM +0200, Tony Lindgren wrote:
> --- /dev/null
> +++ b/drivers/tty/serial/serial_base.c
> @@ -0,0 +1,142 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later

Given that the driver core is "GPL-2.0-only", why is this -or-later?

Sorry, I have to ask.


> +
> +/*
> + * Serial core base layer for controllers
> + *
> + * The serial core bus manages the serial core controller instances.

No copyright notice?  That's fine, but again, I have to ask.

thanks,

greg k-h