news

LKML News v6.18-rc1

[PATCH v6 00/23] mm/ksw: Introduce real-time KStackWatch debugging tool (Jinchao Wang) https://lore.kernel.org/20250930024402.1043776-1-wangjinchao600@gmail.com Jinchao Wang posted sixth versin of the kernel stack watching tool patchset. [GIT PULL] slab updates for 6.18 (Vlastimil Babka) https://lore.kernel.org/5dc1b53d-29fb-42f6-9fff-d6b42da17a7f@suse.cz Vlastimil posted SLAB subsystem pull request for 6.18 to Linus Torvalds. This includes the SLAB sheves and re-entrant kmalloc_nolock(). [GIT PULL] MM updates for 6.18-rc1 (Andrew Morton) https://lore.kernel.org/20251001190218.f33f695b869696c2df9e841d@linux-foundation.org Andrew posted memory management subsystem pull requests for 6.18-rc1 to Linus Torvalds.

LKML News v6.17

Linux 6.17 (Linus Torvalds) https://lore.kernel.org/CAHk-=wiX38oG6=xFBNLO0pnjqHfxzjd6-1kZ5Nv9HfqNC2PoFA@mail.gmail.com Linus released Linux 6.17, mentioning there were no huge surprises this past week.

LKML News v6.17-rc6

[TECH TOPIC] Reaching consensus on CONFIG_HIGHMEM phaseout (Arnd Bergman) https://lore.kernel.org/4ff89b72-03ff-4447-9d21-dd6a5fe1550f@app.fastmail.com Arnd proposes a kernel summit session for discussing removal of CONFIG_HIGHMEM. Linux 6.17-rc6 (Linus Torvalds) https://lore.kernel.org/CAHk-=wganrF=w6xndv5kFeM9v2QwtZW4yzgHY=0=SwnjxxFVaA@mail.gmail.com Linus announced the sixth candiate for Linux 6.17. Linus says apparently this release and calm and nice, maybe because of the vacations in August.

LKML News v6.17-rc5

[GIT PULL] hotfixes for 6.17-rc5 (Andrew Morton) https://lore.kernel.org/20250901172234.3a74524a97b595a5a81d1697@linux-foundation.org Andrew posted MM hotfixes pull request for 6.17-rc5 to Linus Torvalds. [PATCH v2 RFC 0/7] KFuzzTest: a new kernel fuzzing framework (Ethan Graham) https://lore.kernel.org/20250901164212.460229-1-ethan.w.s.graham@gmail.com Ethan posted second RFC version patch series for kernel internal fuzzing test framework. [v4 00/15] mm: support device-private THP (Balbir Singh) https://lore.kernel.org/20250903011900.3657435-1-balbirs@nvidia.com Balbir posted the fourth version of the patch series for supporting THP on device-private memory. Where to put page->memdesc initially (Matthew Wilcox) https://lore.

LKML News v6.17-rc4

[PATCH v6 mm-new 00/10] mm, bpf: BPF based THP order selection (Yafang Shao) https://lore.kernel.org/20250826071948.2618-1-laoar.shao@gmail.com Yafang posted the sixth version of his patch series for deciding THP order for given virtual memory range using BPF. [Linux Memory Hotness and Promotion] Notes from August 14, 2025 (David Rientjes) https://lore.kernel.org/fc0143a1-568f-f90c-9422-e642b3c0b515@google.com David posted notes of discussions that made on last Linux Memory Hotness and Promotion meeting. Linux 6.17-rc4 (Linus Torvalds) https://lore.kernel.org/CAHk-=whHNCj4Xw5xWoKhgP0BAOe0msFRVXKSQku9Qgxhc0eHbQ@mail.gmail.com Torvalds announces the fourth candidate for Linux v6.

LKML News v6.17-rc3

[RFC PATCH v5 mm-new 0/5] mm, bpf: BPF based THP order selection (Yafang Shao) https://lore.kernel.org/20250818055510.968-1-laoar.shao@gmail.com Yafang posted the fifth RFC patch series for BPF-based THP control. [PATCH v1 00/14] mm: BPF OOM (Roman Guschin) https://lore.kernel.org/20250818170136.209169-1-roman.gushchin@linux.dev Roman posted the first non-RFC patchset for BPF-based out of memory handling. [RFC PATCH mm-next v2 00/12] mm/damon: support ARM32 with LPAE (Quanmin Yan) https://lore.kernel.org/20250820080623.3799131-1-yanquanmin1@huawei.com Quanmin posted second RFC version of patch series for extending DAMON to support ARM32 with LPAE.

LKML News v6.17-rc2

[PATCH v3 00/11] mm: vm_normal_page*() improvements (David Hildenbrand) https://lore.kernel.org/20250811112631.759341-1-david@redhat.com David posted third version of the patch series for improving vm_normal_page*(). [RFC PATCH v4 00/28] Cache aware load-balancing (Chen Yu) https://lore.kernel.org/cover.1754712565.git.tim.c.chen@linux.intel.com Chen Yu posted a patch series for cache-aware scheduping, which was originally proposed by Pter. [PATCH 00/10] mm: make mm->flags a bitmap and 64-bit on all arches (Lorenzo Stoakes) https://lore.kernel.org/cover.1755012943.git.lorenzo.stoakes@oracle.com Lorenzo posted a patch series for refactoring mm->flags for arch-indenpendent and safe-to-use type.

LKML News v6.17-rc1

[PATCH v1 0/2] mm/damon: Add damos_stat support for vaddr PanJason https://lore.kernel.org/cover.1753794408.git.pyyjason@gmail.com Pan posted a patch series letting virtual address space monitoring operations of DAMON to support DAMOS_STAT with hugepage_size filter. [RFC PATCH v4 0/4] mm, bpf: BPF based THP order selection (Yafang Shao) https://lore.kernel.org/20250729091807.84310-1-laoar.shao@gmail.com Yafang posted the fourth veersion of bpf-based THP order selection patch series. [Linux Memory Hotness and Promotion] Notes from July 17, 2025 (David Rientjes) https://lore.kernel.org/c2f5a8d7-061b-7649-2b9d-03e6314d1102@google.com David shares a note from the last Linux Memory Hotness and Promotion call.

LKML News v6.16

[PATCH POC] prctl: extend PR_SET_THP_DISABLE to optionally exclude VM_HUGEPAGE (David Hildenbrand) https://lore.kernel.org/20250721090942.274650-1-david@redhat.com David posted a patch for extending prctl() for more fine-tuned control of THP behaviors per processes with their childs. [PATCH v2] MAINTAINERS: add MM MISC section, add missing files to MISC and CORE (Lorenzo Stoakes) https://lore.kernel.org/20250723095823.21940-1-lorenzo.stoakes@oracle.com Lorenzo posted a patch for further making MM sections on MAINTAINERS file be well organized. [RFC][PATCH v2 00/29] introduce kmemdump (Eugen Hristev) https://lore.

LKML News v6.16-rc7

[PATCH v9 00/14] khugepaged: mTHP support (Nico Pache) https://lore.kernel.org/20250714003207.113275-1-npache@redhat.com Nico posted ninth version of the patch series for adding mTHP support on khugepaged. [PATCH v7 0/7] use per-vma locks for /proc/pid/maps reads (Suren Baghadasaryan) https://lore.kernel.org/20250716030557.1547501-1-surenb@google.com Suren posted the seventh version of the patch series making reading of /proc/pid/maps with only per-vma locks. [PATCH v5 00/15] kunit: Introduce UAPI testing framework (Thomas Weißschuh) https://lore.kernel.org/20250717-kunit-kselftests-v5-0-442b711cde2e@linutronix.de Thomas posted fifth version of his patch series for unifying kunit and kselftest.