documentation · Maintained

Maintainers

• M Jonathan Corbet <corbet@lwn.net>
• R Shuah Khan <skhan@linuxfoundation.org>
• R Randy Dunlap <rdunlap@infradead.org>

Paths

• F Documentation/
• F tools/lib/python/
• F tools/docs/
• F tools/net/ynl/pyynl/lib/doc_generator.py
• X Documentation/ABI/
• X Documentation/admin-guide/media/
• X Documentation/devicetree/
• X Documentation/driver-api/media/
• X Documentation/firmware-guide/acpi/
• X Documentation/i2c/
• X Documentation/netlink/
• X Documentation/power/
• X Documentation/spi/
• X Documentation/userspace-api/media/

Last 30 days

Most active threads (last 7 days)

• WARM1d [PATCH v4 00/38] mm: make VMA flag semantics explicit, eliminate VM_SPECIAL
  2026-10-03 16:35 · 1 reply in 7d · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• HOTtoday [PATCH v4 00/11] seq_buf: Add seq_buf_strlen()
  2026-10-03 03:59 · 1 reply in 7d · Kees Cook <kees@kernel.org>
• COOLING5d IN LINUX-NEXT [PATCH v6 00/12] mm: Switch device DAX to section-based vmemmap optimization
  2026-09-30 14:09 · 1 reply in 7d · Muchun Song <hidden>

Active reviewers (last 30 days)

• Qi Zheng <qi.zheng@linux.dev>
  4 attestations (4 Acked-by) · last on 2026-09-30
• Kiryl Shutsemau (Meta) <kas@kernel.org>
  3 attestations (3 Acked-by) · last on 2026-09-25
• Randy Dunlap <rdunlap@infradead.org>
  2 attestations (1 Reviewed-by, 1 Tested-by) · last on 2026-10-03
• Catalin Marinas <catalin.marinas@arm.com>
  2 attestations (2 Reviewed-by) · last on 2026-09-24
• Bill Wendling <morbo@google.com>
  1 attestation (1 Co-developed-by) · last on 2026-10-03
• David Hildenbrand (Arm) <david@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-09-30
• Bjorn Helgaas <bhelgaas@google.com>
  1 attestation (1 Suggested-by) · last on 2026-09-27
• Robin Murphy <robin.murphy@arm.com>
  1 attestation (1 Reviewed-by) · last on 2026-09-24
• R Nageswara Sastry <hidden>
  1 attestation (1 Tested-by) · last on 2026-09-23
• Ritesh Harjani (IBM) <ritesh.list@gmail.com>
  1 attestation (1 Suggested-by) · last on 2026-09-07

Recent patches

Most-recent 30 patches in this subsystem on linuxppc-dev (capped at 30), ordered by date desc.

• WARM1d [PATCH v4 08/38] docs: filesystems: update mmap_prepare docs for discontig kernel pgs
  2026-10-03 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• HOTtoday REVIEWED: 2 (2M) [PATCH v4 11/11] docs: core-api: Document the seq_buf API
  2026-10-03 · Kees Cook <kees@kernel.org>
• COOLING5d IN LINUX-NEXT: 20 (20M) [PATCH v6 12/12] Documentation/mm: update DAX vmemmap deduplication docs
  2026-09-30 · Muchun Song <hidden>
• COOLING4d [PATCH 7/7] PCI/AER: Enable baseline capability error reporting
  2026-09-27 · Lukas Wunner <lukas@wunner.de>
• COOLING6d REVIEWED: 3 (3M) [PATCH v5 12/12] Documentation/mm: update DAX vmemmap deduplication docs
  2026-09-27 · Muchun Song <hidden>
• COOLING7d IN LINUX-NEXT: 2 (2M) [PATCH v5 12/12] mm: change the contract for free_pgtables(), update docs
  2026-09-25 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING10d REVIEWED: 9 (9M) [PATCH v6 8/8] dma: swiotlb: Remove SWIOTLB_ANY
  2026-09-24 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• DORMANTno replies REVIEWED: 1 (0M) [PATCH 12/12] pseries/plpks: update PKS documentation and MAINTAINERS entry
  2026-09-23 · Srish Srinivasan <ssrish@linux.ibm.com>
• COOLING11d REVIEWED: 2 (2M) [PATCH v4 12/12] mm: change the contract for free_pgtables(), update docs
  2026-09-22 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING12d REVIEWED: 3 (3M) [PATCH v5 6/6] dma: swiotlb: Remove SWIOTLB_ANY
  2026-09-21 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• WARM2d IN LINUX-NEXT [PATCH v3 09/40] docs: filesystems: update mmap_prepare docs for discontig kernel pgs
  2026-09-17 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COLD19d REVIEWED: 3 (3M) [PATCH v4 11/11] Documentation/mm: update DAX vmemmap deduplication docs
  2026-09-16 · Muchun Song <hidden>
• COLD20d [PATCH 2/3] KVM: arm64: Fix references to the non-existent VCPU_RUN ioctl
  2026-09-15 · Fuad Tabba <fuad.tabba@linux.dev>
• COOLING12d [PATCH v2 09/40] docs: filesystems: update mmap_prepare docs for discontig kernel pgs
  2026-09-14 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COLD17d [PATCH v4 5/5] dma: swiotlb: Remove SWIOTLB_ANY
  2026-09-14 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COOLING13d REVIEWED: 2 (2M) [PATCH v3 12/12] mm: change the contract for free_pgtables(), update docs
  2026-09-11 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COLD21d REVIEWED: 3 (3M) [PATCH v3 11/11] Documentation/mm: update DAX vmemmap deduplication docs
  2026-09-11 · Muchun Song <hidden>
• COLD19d [PATCH 12/14] mfd: remove unused mcp-sa11x0/ucb1x00 driver
  2026-09-09 · Arnd Bergmann <arnd@kernel.org>
• COLD19d [PATCH 11/14] mfd: remove unused wm8350 driver
  2026-09-09 · Arnd Bergmann <arnd@kernel.org>
• COLD21d [PATCH 08/39] docs: filesystems: update mmap_prepare docs for discontig kernel pgs
  2026-09-08 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COLD26d [PATCH v2 12/12] mm: change the contract for free_pgtables(), update docs
  2026-09-08 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COLD25d [PATCH v2 11/11] Documentation/mm: update DAX vmemmap deduplication docs
  2026-09-08 · Muchun Song <hidden>
• COLD20d [PATCH v2] docs: powerpc: vas-api: Fix the structure name and the ioctl number in the example
  2026-09-07 · Karl Mehltretter <hidden>
• COLD29d [PATCH] docs: powerpc: vas-api: Use the uapi structure name in the example
  2026-09-05 · Karl Mehltretter <hidden>
• COLD26d [PATCH v3 4/4] dma: swiotlb: Remove SWIOTLB_ANY
  2026-09-04 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD28d [PATCH] bfs: remove the filesystem
  2026-09-04 · Ethan Nelson-Moore <hidden>
• COLD27d [PATCH 12/12] mm: change the contract for free_pgtables(), update docs
  2026-09-01 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COLD31d [PATCH v2 09/10] keys/trusted_keys: enable PKWM wrapping key selection by label
  2026-08-31 · Srish Srinivasan <ssrish@linux.ibm.com>
• COLD31d [PATCH v2 08/10] pseries/plpks: add HCALLs for PKWM wrapping key life cycle management
  2026-08-31 · Srish Srinivasan <ssrish@linux.ibm.com>
• COLD31d [PATCH v2 01/10] pseries/plpks: update PKS documentation and maintainer entry
  2026-08-31 · Srish Srinivasan <ssrish@linux.ibm.com>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE119d REVIEWED: 3 (0M) [PATCH v2] powerpc/pseries/iommu: export DMA window data to user space
  2026-05-07 · Gaurav Batra <hidden> · 3 Reviewed-by
• STALE117d REVIEWED: 1 (0M) [PATCH v3 5/5] KVM: PPC: Document KVM_PPC_GET_COMPAT_CAPS ioctl
  2026-05-22 · Amit Machhiwal <hidden> · 1 Tested-by
• STALE115d REVIEWED: 1 (1M) [PATCH] v2 Documentation: arch: fix brackets
  2026-06-12 · Manuel Ebner <hidden> · 1 Reviewed-by
• COLD55d REVIEWED: 6 (3M) [PATCH v9 4/4] KVM: PPC: Document KVM_PPC_GET_COMPAT_CAPS ioctl
  2026-08-08 · Amit Machhiwal <hidden> · 2 Reviewed-by, 2 Tested-by
• COLD52d REVIEWED: 4 (4M) [PATCH v3] scsi: core: Drop Scsi_Host.default_lock
  2026-08-10 · John Garry <john.g.garry@oracle.com> · 1 Reviewed-by
• COLD48d REVIEWED: 4 (4M) [PATCH v4] scsi: core: Drop Scsi_Host.default_lock
  2026-08-17 · John Garry <john.g.garry@oracle.com> · 1 Reviewed-by
• COLD33d REVIEWED: 5 (5M) [PATCH v5] scsi: core: Drop Scsi_Host.default_lock
  2026-08-31 · John Garry <john.g.garry@oracle.com> · 2 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE193d [PATCH 07/17] raid6: improve the public interface
  2026-03-24 · Christoph Hellwig <hch@lst.de>
• STALE159d [PATCH 47/49] mm: redefine HVO as Hugepage Vmemmap Optimization
  2026-04-05 · Muchun Song <hidden>
• STALE159d [PATCH 48/49] Documentation/mm: restructure vmemmap_dedup.rst to reflect generalized HVO
  2026-04-05 · Muchun Song <hidden>
• STALE101d [PATCH 08/19] raid6: improve the public interface
  2026-05-12 · Christoph Hellwig <hch@lst.de>
• STALE143d [PATCH v2 5/5] KVM: PPC: Document KVM_PPC_GET_COMPAT_CAPS ioctl
  2026-05-13 · Amit Machhiwal <hidden>
• STALE133d [PATCH v2 56/69] mm: Redefine HVO as Hugepage Vmemmap Optimization
  2026-05-13 · Muchun Song <hidden>
• STALE133d [PATCH v2 69/69] Documentation/mm: Rewrite vmemmap_dedup.rst for unified HVO
  2026-05-13 · Muchun Song <hidden>
• STALE109d [PATCH net-next 1/2] appletalk: stop storing per-interface state in struct net_device
  2026-06-15 · Jakub Kicinski <kuba@kernel.org>
• STALE109d [PATCH net-next 2/2] appletalk: move the protocol out of tree
  2026-06-15 · Jakub Kicinski <kuba@kernel.org>
• STALE77d [PATCH 5/5] powerpc/perf/htm: Add documentation for Hardware Trace Macro PMU
  2026-07-01 · Athira Rajeev <hidden>