ubuntu-phone team mailing list archive

[Rodney Dawes <rodney.dawes@xxxxxxxxxxxxx>]

On Fri, 2014-08-22 at 10:53 -0700, Robert Park wrote:
> 
> On Aug 22, 2014 10:21 AM, "Rodney Dawes" <rodney.dawes@xxxxxxxxxxxxx>
> wrote:
> 
> > An MP cannot have two different targets. The easiest solution would
> be
> > to land the MPs into trunk, and then have one MP of trunk ->
> > ubuntu-rtm-14.09 (or whatever the branch/series has been named).
> 
> Unfortunately this is a bad approach, because it painfully serializes
> the process. You can't just mp trunk into an rtm branch because trunk
> won't have the changes you want to merge until after the first silo
> had been merged. As a result, you won't be able to begin building your
> rtm silo until after your utopic silo already lands.
> 
> If you propose two sets if MP's in parallel, you can assign them in
> parallel and build them in parallel, only serializing the publish
> step, which will cut out almost half the time required.
> 
> Hopefully Lukas is able to automate this better.
> 

Then the only reasonable way to do that is to develop two completely
separate sets of MPs in parallel against different targets. You can't
target a single branch to two different targets to land at the same
time. It can/will cause problems if people try to do it.

I'm not a fan of criss-cross merges, personally. :)