Re: [docs] [PATCH v2 12/12] migration-guides/release-notes-5.2: update for upcoming 5.2 release

["Antonin Godard" <antonin.godard@bootlin.com>]

On Thu May 15, 2025 at 2:33 PM CEST, Alexander Sverdlin wrote:
> Hi Enrico!
>
> On Mon, 2025-04-14 at 13:12 +0200, Enrico Jörns wrote:
>> > -   -  ``bluez``: fix mesh build when building with musl.
>> > +   -  ``systemd``:
>> > +
>> > +      -  set better sane time at startup by creating the ``clock-epoch`` file in
>> > +         ``${libdir}`` if the ``set-time-epoch`` :term:`PACKAGECONFIG` config is
>> > +         set.
>> > +
>> > +      -  really disable Predictable Network Interface names if the ``pni-names``
>> > +         feature is not part of :term:`DISTRO_FEATURES`. Previously it was only
>> > +         really disable for QEMU machines.
>> 
>> ( s/disable/disabled/ )
>> 
>> Quick question: My understanding (and observation) is that not having 'pni-names' set in
>> DISTRO_FEATURES (which will be the default for almost everyone) will change the network naming to
>> 'non predictable' now, correct?
>> For me, this is quite unexpected and requires me to add 'pni-name' to keep the original behavior.
>> Shouldn't we then at least add this as a hint to the migration notes?
>
> Thanks for pointing this out!
> I'm sorry this came as a surprise! The reason I didn't think about
> preserving the legacy behaviour is that the behaviour itself was inconsistent (QEMU vs the rest).
>
> Do you think we should add "pni-names" to the default systemd PACKAGECONFIG now as a follow-up patch?

Hi Alexander,

I don't have a strong opinion on this, but I think the best way to get an answer
to that question is to send the patch on OE-Core and wait for feedback, as you
won't get much traction on the docs list. :)

Thanks,
Antonin

-- 
Antonin Godard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com