Johan Hovold <johan@xxxxxxxxxx> writes: > On Thu, May 02, 2024 at 11:07:28AM +0100, Mans Rullgard wrote: >> Use tty_port_register_device_serdev() so that usb-serial devices >> can be used as serdev controllers. > > I'm afraid it's not that easy. The reason serdev is not enabled for > usb-serial is that there's currently no support for handling hotplug in > serdev. The device can go away from under you at any time and then you'd > crash the kernel. Oh, that's unfortunate. Regular serial ports can go away too, though, and that seems to be handled fine. What am I missing? -- Måns Rullgård