On Tue, Feb 02, 2021 at 02:50:17PM -0400, Jason Gunthorpe wrote: > For uAPI compatability vfio_pci.ko would need some > request_module()/symbol_get() trick to pass control over to the device > specific module. Err, don't go there. Please do the DRIVER_EXPLICIT_BIND_ONLY thing first, which avoids the need for such hacks.