Re: [Xen-devel] [PATCH 4/9] raisin: add a component to build qemu_traditional

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Wed, 2015-04-15 at 18:41 +0100, Stefano Stabellini wrote:
> On Wed, 15 Apr 2015, Ian Campbell wrote:
> > On Wed, 2015-04-15 at 17:15 +0100, Ian Jackson wrote:
> > > Stefano Stabellini writes ("Re: [Xen-devel] [PATCH 4/9] raisin: add a 
> > > component to build qemu_traditional"):
> > > > On Wed, 15 Apr 2015, Ian Campbell wrote:
> > > > > (I also think osstest support is a prerequisite for saying it is an
> > > > > officially support XenProject thing, but that's offtopic in this
> > > > > context)
> > > > 
> > > > I spoke with IanJ and he didn't seem too keen on adding raisin support
> > > > to osstest before raisin could build everything out of tree. That's way
> > > > I started tackling qemu and qemu-traditional.
> > 
> > I see, I had imagined we would prefer a more piecemeal process.
> > 
> > > I don't mind a hybrid approach.  What I would like is for each
> > > subproject to _either_ do the existing thing, or be able to ask raisin
> > > about it in advance.
> > 
> > Isn't that going to be useful/necessary anyway? e.g. as new (i.e.
> > completely new, not moving from xen.git) stuff is added and desirable to
> > support.
> 
> The integration process that I envisioned is something like the
> following:
> 
> - Add any missing options to the xen-unstable build system to avoid
> cloning and building sub-components, such as qemu, seabios, etc. Many of
> these configure options are already there, like --with-system-qemu and
> --with-system-ovmf.
> 
> - build all these components separately in raisin
> 
> - introduce raisin in osstest
> 
> - disable by default cloning and building sub-components from xen-unstable
> 
> / time passes /
> 
> - remove options to clone and build sub-components from xen-unstable

That makes sense. My final paragraph was asking about the next step,
which is adding a completely new component to raisin and integrating it
with osstest, wouldn't osstest then need some way to query raisin about
what it would clone etc?

Ian.


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