On Mon, Dec 25, 2023 at 10:02 PM Richard Purdie
<[email protected]> wrote:
>
> On Mon, 2023-12-25 at 08:40 +0000, Richard Purdie via
> lists.openembedded.org wrote:
> > On Sun, 2023-12-24 at 23:09 +0000, Alex Kiernan wrote:
> > > This is the 1.74.1 rust series rebased to include a revert of
> > > https://github.com/rust-lang/cc-rs/commit/c4f414f449bb7cffba3bc923f277704d1d08a8ec
> > > which I'm pretty sure is what's causing our filename churn. I've checked
> > > 1.72.0 and 1.74.1 for the absvdi2.o intrinsic (one of many intrinsics
> > > which had the issue) and in both cases we're not generating the dirname
> > > based prefix - hopefully that means that the interim commits are fine
> > > too, if not we can do the step back through the commits to find the next
> > > issue.
> > >
> > > I've dropped the zvariant tests as upgrading it isn't useful (since it
> > > no longer includes git crate dependency) and spurious oe-selftest
> > > failures aren't helpful. I guess we need to include either something
> > > synthetic which tests git crates, or pull in
> > > https://github.com/jthornber/thin-provisioning-tools/ from
> > > meta-openembedded which includes a live example (though who knows for
> > > how long!)
> > >
> > > Assuming this does actually fix the reproducibility issue, I'll look at
> > > how we fix the issue properly, rather than just reverting the commit
> > > which I think is our problem, but I'd like to try and get us back on the
> > > rust release train if we can!
> > >
> > >
> > > Alex Kiernan (6):
> > >   meta-selftest: Drop zvariant recipe
> > >   rust: Upgrade 1.71.1 -> 1.72.0
> > >   rust: Upgrade 1.72.0 -> 1.72.1
> > >   rust: Upgrade 1.72.1 -> 1.73.0
> > >   rust: Upgrade 1.73.0 -> 1.74.0
> > >   rust: Upgrade 1.74.0 -> 1.74.1
> >
> > Sounds like a good plan, I've started a reproducibility test:
> >
> > https://autobuilder.yoctoproject.org/typhoon/#/builders/117/builds/4142
> >
> > With zvariant, we might be better replacing with a synthetic example
> > for testing purposes?
>
> That build went green so I ran an a-full to double check and check
> everything else:
>
> https://autobuilder.yoctoproject.org/typhoon/#/builders/83/builds/6374
>
> Curl ptest warning was the only issue (unrelated) so it also looks
> good.
>
> Looks like you might have tracked down the issue, nice work! :)
>
> Should I merge this as is or is there something we should do first now
> we know where the issue is?
>

Obviously we need the upstream pieces sorting, but I don't think
that's a blocker to merging here. Just ripping out zvariant and all
the associated infrastructure I guess wants fixing first, though I
think don't we need anything more complicated than:

https://github.com/akiernan/hello-rs

I'll try and have a look at that later.

-- 
Alex Kiernan
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