05/04/2018 23:07, Bruce Richardson: > On Thu, Apr 05, 2018 at 10:43:39PM +0200, Thomas Monjalon wrote: > > 05/04/2018 21:13, Stephen Hemminger: > > > Small script to rebind netvsc kernel device to Hyper-V > > > networking PMD. It could be integrated in dpdk-bind, but dpdk-bind > > > is focused on PCI, and that would get messy. > > > > > > Eventually, this functionality will be built into netvsc driver > > > (see vdev_netvsc as an example). > > > > I believe we should avoid creating such script. > > The direction to go, for hotplug, is to remove dpdk-devbind.py, > > and implement kernel binding in PMDs (with EAL helpers). > > > I'm not convinced at all that that is the direction to go. I instead would > prefer to see all binding happen outside DPDK. I believe having udev or > similar manage bindings, set up via e.g driverctl[1], is a far better path.
This is a system admin tool, and only for Linux. Having the binding logic inside DPDK, allows the application to control how hotplug behave.