Re: Please add new Android branches

On Tue, Sep 19, 2023 at 3:54 PM Todd Kjos <[email protected]> wrote:
>
> Guillaume,
>
> How about this for android trees:
>
> 1) same compilers as current config (gcc-10, clang-14)
> 2) archs: arm, arm64, i386, x80_64, riscv
> 3) same configs as current android tests
> 4) plus configs used by corresponding stable kernel
> (https://linux.kernelci.org/job/stable) not included in #3
>
> We get a nice benefit from sync'ing with the stable kernels since it
> allows us to tell which issues originate upstream and which are
> introduced by android changes. It's also useful to build each with
> both toolchains so we can expose the cases where gcc-10 is OK but
> clang-14 has issues (and visa-versa).
>
> I don't think we need to build all of the combinations if there are
> too many builds - we could trim out some of the configs from #4 (you
> can recommend which).
>
> We'd also like to start in an all-green state. So let's trim out the
> error cases that aren't caused by android kernel code. I think there
> are some 32-bit cases that fail with the clang-14 tools and some other
> cases that fail in stable.

That would be news to me. Got any more info on that?

>
> Could we start with all of the builds for #1 - #4 and then tune it up
> after a few runs to get rid of long-failing cases and/or to just
> reduce the load on the build service?
>
> -Todd
>
>
>
> On Wed, Sep 6, 2023 at 12:50 PM Todd Kjos <[email protected]> wrote:
> >
> > +Viktor Martensson +Betty Zhou
> >
> > Guillaume,
> >
> > I think that's a great idea. I'll get back to you with the set of
> > configs, arch, compilers we'd like to have coverage for.
> >
> > -Todd
> >
> >
> > On Wed, Sep 6, 2023 at 11:46 AM Guillaume Tucker
> > <[email protected]> wrote:
> > >
> > > Hi Todd,
> > >
> > > On 05/09/2023 19:18, Todd Kjos wrote:
> > > > On Thu, Aug 10, 2023 at 8:56 AM Todd Kjos <[email protected]> wrote:
> > > >>
> > > >>
> > > >>
> > > >> On Tue, Jul 11, 2023 at 4:57 AM Guillaume Tucker <[email protected]> wrote:
> > > >>>
> > > >>> Hi Todd,
> > > >>>
> > > >>> On 11/07/2023 00:41, Todd Kjos wrote:
> > > >>>> Please add the following new Android branches to kernelci testing.
> > > >>>>
> > > >>>> repo: https://android.googlesource.com/kernel/common
> > > >>>> branches:
> > > >>>> - android15-6.1
> > > >>>> - android14-6.1-lts
> > > >>>> - android14-5.15-lts
> > > >>>
> > > >>> I've created this PR accordingly:
> > > >>>
> > > >>>   https://github.com/kernelci/kernelci-core/pull/2002
> > > >>>
> > > >>> Please note that we're now operating with reduced build coverage
> > > >>> due to some temporary limitations with our Azure subscription.  I
> > > >>> know the Android kernel builds should be covered by the GCP
> > > >>> clusters but right now the system is designed to distribute
> > > >>> kernel builds randomly across all clusters so we can't easily tie
> > > >>> Android builds to the Android clusters.  Hopefully we'll find a
> > > >>> solution to go back to normal coverage within a week or two.
> > > >>
> > > >>
> > > >> Hi Guillaume, Any ETA for when the full set of builds is restored? We still have greatly reduced build coverage and it's been a month.
> > > >
> > > > Ping. We are getting a lot less value out of kernelci with the greatly
> > > > reduced set of builds for the Android kernels. When will the full
> > > > build coverage be resumed?
> > > >
> > > > If it needs to stay reduced, can we decide precisely which builds are
> > > > done for Android kernels?
> > >
> > > Sorry for the slow reply.
> > >
> > > I think it's fine now to re-enable the Android builds and maybe
> > > we should also take this opportunity to confirm which ones are
> > > the most relevant to you guys.  As part of the process of
> > > adjusting the build coverage, I also fixed the GKI builds which I
> > > thought were the main ones.  Even if there is enough build
> > > capacity to build "everything", keeping it streamlined to what is
> > > really useful makes the overall system more effective.
> > >
> > > Are there any particular combinations of arch, config, compilers
> > > you care about more than others?
> > >
> > > Thanks,
> > > Guillaume
> > >
>


-- 
Thanks,
~Nick Desaulniers