LKML News v6.13

[LSF/MM/BPF TOPIC] Predictive readahead of dentries (Shyam Prasad N)

https://lore.kernel.org/CANT5p=rxLH-D9qSoOWgjYeD87uahmZJMwXp8uNKW66mbv8hmDg@mail.gmail.com

Shyam proposes an LSFMM topic for dentries readahead, like that of filesystems.

[PATCH v9 00/17] reimplement per-vma lock as a refcount (Suren Baghdasaryan)

https://lore.kernel.org/20250111042604.3230628-1-surenb@google.com

Suren continues revisioning of his per-vma lock optimization, and posted the ninth version of it, with changed title.

[Feedback Needed] Hypervisor live update biweekly meeting time (David Rientjes)

https://lore.kernel.org/2908e4ab-abc4-ddd0-b191-fe820856cfb4@google.com

David announces start of a bi-weekly syncup for hypervisor live update, which was a topic of last year’s MM alignment session, and asking feedback about the time proposal.

[RFC] mm/swap.c: Enable promotion of unmapped MGLRU page cache pages (Donet Tom)

https://lore.kernel.org/20250115120625.3785-1-donettom@linux.ibm.com

Donet Tom posted an RFC patch that extends Gregory’s patch series to enable unmapped MGLRU page cache pages promotion on memory tiering.

[LSF/MM/BPF TOPIC] Improving large folio writeback performance (Joanne Koong)

https://lore.kernel.org/CAJnrk1a38pv3OgFZRfdTiDMXuPWuBgN8KY47XfOsYHj=N2wxAg@mail.gmail.com

Joanne proposes an LSFMMBPF topic for dirty large folios writeback performance, especially for the writeback granularity and balancing.

[LSF/MM/BPF TOPIC] Virtual Swap Space (Nhat Pham)

https://lore.kernel.org/20250116092254.204549-1-nphamcs@gmail.com

Nhat proposes a LSFMMBPF topic for virtual swap space, which was floated by Rik since 2011 and also discussed on LSFMMBPF last year.

[LSF/MM/BPF TOPIC] memory persistence over kexec (Mike Rapoport)

https://lore.kernel.org/Z44BJw_t8gDgUnLv@kernel.org

Mike proposes an LSFMMBPF topic for kexec handover-based memory persistence over reboots.

Linux 6.13 (Linus Torvalds)

https://lore.kernel.org/CAHk-=wiprabAQcCwb3qNhrT5P50MJNqunC9JU5v99kdvM-2rsg@mail.gmail.com

Linus Torvalds released the 6.13 as expected. The last week of the stabilization was calm and normal. Linus also shares the list of the guitar pedal winners.