On Wed, Nov 04, 2020 at 09:07:45AM +0100, Gerd Hoffmann wrote: > > > > The hardware interface together with the device state representation is > > > > called > > > > a *device model*. Device models can be assigned URIs such as > > > > https://qemu.org/devices/e1000e to uniquely identify them. > > > > > > Is that something that needs to be put together for every device where we > > > want to support migration? How do you create the URI? > > > > Yes. If you are creating a custom device that no one else needs to > > emulate then you can simply pick a unique URL: > > > > https://vendor.com/my-dev > > > > There doesn't need to be anything at the URL. It's just a unique string > > that no one else will use and therefore web URLs are handy because no > > one else will accidentally pick your string. > > If this is just a string I think it would be better to use the reverse > domain name scheme (as used by virtio-serial too), i.e. > > - org.qemu.devices.e1000e > - com.vendor.my-dev
This is the Java syntax. Go uses gitlab.com/my-user/foo and I think it's nicer but I think I'm bikeshedding. Is there any particular reason why you prefer the reverse domain name approach? Stefan
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