Re: [PATCH] USB: serial: Support attaching serdev devices

[Greg Kroah-Hartman]

On Thu, Sep 17, 2026 at 10:11:03AM +0200, Alban Bedel wrote:
> Use tty_port_register_device_serdev() to allow attaching serdev
> devices to USB serial ports. Also set the ACPI companion device on the
> USB serial device to let the serdev matching work on ACPI systems.

"also" should be a separate patch, right?

And I didn't think that serdev could handle devices going away at any
point in time, when did that change?  How was this all tested and what
ACPI device wants to use this?

thanks,

greg k-h