Happy New Year 2024 & Freeze for the upcoming glibc 2.39 release

[enh]

On Mon, Jan 1, 2024 at 5:18 AM Andreas K. Huettel <dilfridge@gentoo.org> wrote:
>
> Hi all,
>
> first of all, a happy new year to all of you. Let us hope for a more peaceful 2024.
>
> We follow for the upcoming glibc 2.39 the same schedule as usual.
>
> - January 1-11, "slushy ABI freeze"
>   * No new ABI additions.
>   * ABI corrections should be reviewed, RM approval not required.
>   * Avoid any changes that require action by the ports (including all
>     that require ulps regeneration)
>   * Bug fixes.
>   * Monday patch review switches to reviewing critical bug list and
>     ABI issues.
>
> The planning section of our 2.39 wiki page lists at the moment the following items:
> https://sourceware.org/glibc/wiki/Release/2.39#Planning
>
> * Release blockers
>   - Revert to original qsort implementation and apply subsequent mergesort changes with heapsort as fallback.
>         Attempts to make changes to qsort have shown deep application dependencies on undocumented behaviour.
>         In order to preserver application compatibility we need to revert the less conservative changes.
>         It would be good to revert to the original known state and then copy in some of the final changes.
>   - AArch64 SME support https://patchwork.sourceware.org/project/glibc/list/?series=28136
> * Desirable this release?
>   - Add clone3 support for multiple architectures (mips and arm missing)
>   - Remove ia64-linux-gnu
>   - Implement C23 <stdbit.h>
>
> Please update what is in the meantime done / obsolete / ..., ideally with links to the commits or bugs.
>
> What else should we add here that still needs to go into 2.39?

(speaking not as a glibc maintainer [or even user!], but as someone
who aims for source compatibility where possible...) what's the status
of the riscv64 ifunc stuff?

> - January 12-31, "hard ABI freeze"
>   * Noncritical bug fixes.
>   * No ABI changes without RM discussion.
>   * High risk bug fixes should be discussed on the list.
>
> - February 1
>   * glibc 2.39 release
>
> If you have any comments or objections, please reply to the list.
>
> Cheers,
> Andreas
>
> --
> Andreas K. Hüttel
> dilfridge@gentoo.org
> Gentoo Linux developer
> (council, comrel, toolchain, base-system, perl, libreoffice)
> https://wiki.gentoo.org/wiki/User:Dilfridge