LKML News v6.13-rc7

[PATCH] tools/mm: Introduce a tool to handle entries in allocinfo (Hao Ge)

https://lore.kernel.org/20250106112103.25401-1-hao.ge@linux.dev

Hao posted a patch adding a tool for handling of the kernel’s memory allocation profilier output.

[Invitation] Linux MM Alignment Session on Cgroup-based THP Control on Wednesday (David Rientjes)

https://lore.kernel.org/5535fc79-c566-93a0-6134-bfdf1cf5171a@google.com

David invites people for next Linux MM Alignment session. The topic will be cgroup-based THP control, led by Gutierez Asier, who proposed the idea.

Swap Min Odrer (Daniel Gomez)

https://lore.kernel.org/20250107094347.l37isnk3w2nmpx2i@AALNPWDAGOMEZ1.aal.scsc.local

Daniel proposes next MM alignment session topic for supporting higher swap allocation minimum order, for high capacity SSDs that require >4KiB write size.

[RFC 0/4] mm: Remove pfn_t type (Alistair Popple)

https://lore.kernel.org/cover.a7cdeffaaa366a10c65e2e7544285059cc5d55a4.1736299058.git-series.apopple@nvidia.com

Alistair posted an RFC patch removing pfn_t type, which will be no more be necessary once ongoing works from him and Dan.

[LSF/MM/BPF TOPIC] Non-lru page migration in a memdesc world (David Hildenbrand)

https://lore.kernel.org/2612ac8a-d0a9-452b-a53d-75ffc6166224@redhat.com

David proposes an LSFMMBPF topic for non-lru page migration problem for a future that memdesc is being used.

[RFC v3 PATCH 0/5] Promotion of Unmapped Page Cache Folios. (Gregory Price)

https://lore.kernel.org/20250107000346.1338481-1-gourry@gourry.net

Gregory posted the third version of the patch series for enabling promotion of unmapped page cache folios when NUMA balancing-based memory tiering is being used.

[LSF/MM/BPF TOPIC] Physical LRU scanning feasibility (Lorenzo Stoakes)

https://lore.kernel.org/83bebb7f-f157-4179-b7ec-b25b2ee4270d@lucifer.local

Lorenzo proposes an LSFMMBPF topic for disussing feasibility and possible optimizations for physical address based LRU scanning.

[RFC 00/11] khugepaged: mTHP support (Nico Pache)

https://lore.kernel.org/20250108233128.14484-1-npache@redhat.com

Nico posted an RFC patch series for supporting multi-zized THP on khugepaged.

State Of The Page (January 2025) (Matthew Wilcox)

https://lore.kernel.org/Z37pxbkHPbLYnDKn@casper.infradead.org

Matthew shares the current state of struct page optimization project with next things to do. He believes it can make a big milestone this year, and make the size of struct page 32 bytes.

[LSF/MM/BPF TOPIC] Large folio (z)swapin (Usama Arif)

https://lore.kernel.org/58716200-fd10-4487-aed3-607a10e9fdd0@gmail.com

Usama proposes an LSFMMBPF topic for swapin of large folios.

Linux 6.13-rc7 (Linus Torvalds)

https://lore.kernel.org/CAHk-=wjrP_uH7_2h7_P+qAO9o5wmQRnhpiivsq1dti4xsM-_9w@mail.gmail.com

Linus Torvalds released the seventh candidate for 6.13. He feels everything is back to speed after the holiday weeks, and will release 6.13 next week, unless something odd happens.