[libvirt PATCH] news: Mention Apple Silicon support

[Peter Krempa]

On Mon, Feb 15, 2021 at 11:22:18 +0100, Andrea Bolognani wrote:
> On Mon, 2021-02-15 at 11:10 +0100, Peter Krempa wrote:
> > On Mon, Feb 15, 2021 at 10:59:47 +0100, Andrea Bolognani wrote:
> > > After the recent fixes, it's now confirmed to work.
> > > 
> > > https://gitlab.com/libvirt/libvirt/-/issues/121
> > 
> > Should it be closed then?
> 
> I will close it as soon as this is pushed :)
> > > +* **Portability**
> > > +
> > > +  * Implement Apple Silicon support
> > 
> > Just semantics, wasn't the problem just in the test suite? In which case
> > I'd consider it more of a fix than implementation.
> 
> Most of the changes indeed happened in the test suite, but some
> tweaks to the aarch64 CPU driver were necessary as well,
> specifically:
> 
>   https://gitlab.com/libvirt/libvirt/-/commit/82ffb81c9cafbcdf7b1f56f9644883fe8398faa5
>   https://gitlab.com/libvirt/libvirt/-/commit/03af15c0242fdb485fc639f24b9acef9ac21599d
>   https://gitlab.com/libvirt/libvirt/-/commit/f834c341fbec94ead3671931c58db9c0488b76db
> 
> As for whether this should be considered a bug fix, of course the
> line between the various release notes sections is not entirely well
> defined and there's always some overlap / leeway...
> 
> I would consider this a bug fix if we had Apple Silicon support in
> the past and broke it, but since the hardware literally didn't exist
> until a few months ago, I think it qualifies as a new feature - it
> just so happens to be one where we could piggy-back on existing
> features almost completely ;)

Yeah, the semantics are very cloudy in this case. The patches clearly
have nothing to do with "implementation" but you are right that we are
making the code support something which it didn't before.