GNU bug report logs - #72119
All kernels depend on the latest kernel

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From: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
To: Dariqq <dariqq <at> posteo.net>
Cc: Wilko Meyer <w <at> wmeyer.eu>, Leo Famulari <leo <at> famulari.name>, 72119 <at> debbugs.gnu.org
Subject: bug#72119: All kernels depend on the latest kernel
Date: Fri, 11 Oct 2024 11:27:02 +0900

Hi,

Dariqq <dariqq <at> posteo.net> writes:

> Hi Wilko,
>
> On 15.07.24 17:43, Wilko Meyer wrote:
>> Hi Dariqq,
>> 
>>> As a solution I would propose either
>>> - updating the default 5.14.49 header (there is a big warning next to it
>>> so probably not a good idea)
>>> - or create a second stable, recent enough header to use for such cases.
>> I'm still in favor of the second solution, as previously discussed
>> here:
>> https://lists.gnu.org/archive/html/guix-devel/2024-06/msg00182.html.
>> 
>
> Just creating a second newer header package would be relatively easy
> to implement without much rebuilds. (basically only all kernels which
> are already being rebuild weekly).
>
> The more general problem is a bit more tricky though:
>
>> However, I think linux-libre-headers should refer to the latest
>> header, and for bootstrapping purpose there *should* be a
>> linux-libre-headers-bootstrap variable or something like that.
>> 
>
> I agree that it is a bit confusing that there is an unversioned
> linux-libre for the the latest kernel but the unversioned header is
> some arbitrary version.
>
>> I'm not too knowledgable on the entire bootstrapping process, but if I
>> see that correctly, the headers are only used in
>> linux-libre-headers-boot0 of commencement.scm? That could be changed,
>> even though I'm not sure what that implies in terms of rebuilds.
>> 
>
> The main part (i can see) where linux-libre-headers are used apart
> from the bootstrapping process is being propagated from glibc and
> therefore being included into *every* build environment (apart from
> hurd). So in terms of rebuilds basically everything.

I think that's a correct assessment.  Can be done on a dedicated branch
on ci.guix.gnu.org.  Wilko, if you need admin access to the Cuirass web
interface to set that up, I can provide you with the needed TLS
certificates.

-- 
Thanks,
Maxim

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