[dpdk-dev] [PATCH 2/3] usertools: add hv_uio_setup script

Thomas Monjalon thomas at monjalon.net
Thu Apr 5 23:10:33 CEST 2018


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.




More information about the dev mailing list