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Re: VFIO Migration

From: Gerd Hoffmann
Subject: Re: VFIO Migration
Date: Thu, 5 Nov 2020 07:47:24 +0100


> > > 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.

I think both android and ios use that too, for app naming (but maybe that
comes from java).

> 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?

Having "https://"; at the start is odd, especially if we don't require
that the given URL returns something useful.  Other that that I don't
mind that much whenever we use go-style or java-style strings, with a
slight preference for the latter for consistency with virtio-serial.

take care,

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