documentation · Maintained

Maintainers

• M Jonathan Corbet <corbet@lwn.net>
• R Shuah Khan <skhan@linuxfoundation.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)

• DORMANTno replies [PATCH v2] arch: arm64: add early_param idle=<wfi|yield|nop>
  2026-07-11 07:35 · 0 replies in 7d · Yureka Lilian <hidden>
• HOTtoday [PATCH] arm64: errata: Mitigate AmpereOne erratum AC03_CPU_57 and AC04_CPU_29
  2026-07-10 22:21 · 0 replies in 7d · D Scott Phillips <hidden>
• WARM1d [PATCH v8 00/11] KVM: arm64: PMU: Use multiple host PMUs
  2026-07-10 11:15 · 1 reply in 7d · Akihiko Odaki <hidden>
• WARM1d [PATCH v12 00/29] KVM: arm64: Implement support for SME
  2026-07-09 18:41 · 1 reply in 7d · Mark Brown <broonie@kernel.org>
• WARM1d [RFC PATCH] firmware: scmi: Make SCMI arch independent
  2026-07-09 13:28 · 0 replies in 7d · Michal Simek <michal.simek@amd.com>
• WARM1d [RFC PATCH 00/36] arm64: Add support for FEAT_NMI
  2026-07-09 12:14 · 1 reply in 7d · Vladimir Murzin <hidden>
• WARM1d [PATCH v5 1/3] iommu/arm-smmu-v3: Factor out CMDQ batch force-sync conditions
  2026-07-09 09:56 · 1 reply in 7d · Ashish Mhetre <hidden>
• WARM2d [PATCH v5 0/3] x86,fs/resctrl,arm_mpam: Factor MBA parse-time conversion to be per-arch
  2026-07-09 09:31 · 1 reply in 7d · Ben Horgan <ben.horgan@arm.com>
• WARM2d [PATCH v11 00/29] KVM: arm64: Implement support for SME
  2026-07-09 00:53 · 1 reply in 7d · Mark Brown <broonie@kernel.org>
• WARM2d [PATCH v4 0/5] PCI: rcar-gen4: irqchip/gic-v3: Handle GIC ITS
  2026-07-07 20:38 · 1 reply in 7d · Marek Vasut <marek.vasut+renesas@mailbox.org>

Active reviewers (last 30 days)

• Fuad Tabba <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-07-09
• Ben Horgan <ben.horgan@arm.com>
  2 attestations (2 Reviewed-by) · last on 2026-07-09
• Reinette Chatre <reinette.chatre@intel.com>
  2 attestations (2 Reviewed-by) · last on 2026-07-09
• Marc Zyngier <maz@kernel.org>
  2 attestations (2 Acked-by) · last on 2026-07-07
• Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
  2 attestations (2 Co-developed-by) · last on 2026-07-07
• Petr Mladek <pmladek@suse.com>
  2 attestations (2 Reviewed-by) · last on 2026-06-30
• Will Deacon <will@kernel.org>
  1 attestation (1 Suggested-by) · last on 2026-07-11
• Thomas Gleixner <tglx@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-07-07
• James Morse <james.morse@arm.com>
  1 attestation (1 Co-developed-by) · last on 2026-07-07
• Shaopeng Tan <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-07

Recent patches

Most-recent 30 patches in this subsystem on linux-arm-kernel (capped at 30), ordered by date desc.

• DORMANTno replies [PATCH v2] arch: arm64: add early_param idle=<wfi|yield|nop>
  2026-07-11 · Yureka Lilian <hidden>
• HOTtoday [PATCH] arm64: errata: Mitigate AmpereOne erratum AC03_CPU_57 and AC04_CPU_29
  2026-07-10 · D Scott Phillips <hidden>
• WARM1d [PATCH v8 10/11] KVM: arm64: PMU: Introduce FIXED_COUNTERS_ONLY
  2026-07-10 · Akihiko Odaki <hidden>
• WARM1d REVIEWED: 1 (0M) [PATCH v12 13/29] KVM: arm64: Document the KVM ABI for SME
  2026-07-09 · Mark Brown <broonie@kernel.org>
• WARM1d [RFC PATCH] firmware: scmi: Make SCMI arch independent
  2026-07-09 · Michal Simek <michal.simek@amd.com>
• WARM1d [RFC PATCH 24/36] arm64: booting: Document boot requirements for FEAT_NMI
  2026-07-09 · Vladimir Murzin <hidden>
• WARM1d [PATCH v5 3/3] iommu/arm-smmu-v3: Enable CFGI/TLBI-repeat workaround on Tegra264
  2026-07-09 · Ashish Mhetre <hidden>
• DORMANTno replies REVIEWED: 3 (3M) [PATCH v5 3/3] fs/resctrl: Factor MBA parse-time conversion to be per-arch
  2026-07-09 · Ben Horgan <ben.horgan@arm.com>
• WARM2d REVIEWED: 1 (0M) [PATCH v11 13/29] KVM: arm64: Document the KVM ABI for SME
  2026-07-09 · Mark Brown <broonie@kernel.org>
• WARM2d REVIEWED: 23 (23M) [PATCH v4 4/5] irqchip/gic-v3: Add Renesas R-Car Gen4 erratum workaround
  2026-07-07 · Marek Vasut <marek.vasut+renesas@mailbox.org>
• WARM2d REVIEWED: 1 (0M) [PATCH v5 5/5] arm64: mpam: Add memory bandwidth usage (MBWU) documentation
  2026-07-07 · Ben Horgan <ben.horgan@arm.com>
• WARM2d REVIEWED: 3 (3M) [PATCH v4 3/3] fs/resctrl: Factor MBA parse-time conversion to be per-arch
  2026-07-06 · Ben Horgan <ben.horgan@arm.com>
• HOTtoday [PATCH v8 6/7] KVM: arm64: PMU: Introduce FIXED_COUNTERS_ONLY
  2026-07-06 · Akihiko Odaki <hidden>
• COOLING5d [PATCH] arch: arm64: add early_param idle=<wfi|yield|nop>
  2026-07-05 · Yureka Lilian <hidden>
• WARM1d [PATCH v3 40/40] Documentation: KVM: Add the VGICv5 IRS save/restore sequences
  2026-07-03 · Sascha Bischoff <hidden>
• WARM1d [PATCH v3 39/40] Documentation: KVM: Add docs for KVM_DEV_ARM_VGIC_GRP_IST
  2026-07-03 · Sascha Bischoff <hidden>
• WARM1d [PATCH v3 38/40] Documentation: KVM: Add KVM_DEV_ARM_VGIC_GRP_IRS_REGS to VGICv5 docs
  2026-07-03 · Sascha Bischoff <hidden>
• WARM1d [PATCH v3 37/40] Documentation: KVM: Document KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS for VGICv5
  2026-07-03 · Sascha Bischoff <hidden>
• WARM1d [PATCH v3 30/40] Documentation: KVM: Extend VGICv5 docs for KVM_VGIC_V5_ADDR_TYPE_IRS
  2026-07-03 · Sascha Bischoff <hidden>
• WARM1d [PATCH v5 22/23] Documentation: Add SCMI System Telemetry documentation
  2026-07-03 · Cristian Marussi <cristian.marussi@arm.com>
• WARM1d [PATCH v5 21/23] docs: ioctl-number: Add SCMI Ioctls
  2026-07-03 · Cristian Marussi <cristian.marussi@arm.com>
• DORMANTno replies [PATCH v2 4/4] arm64: Remove hidden bitfields from cpu-feature-registers.rst
  2026-07-02 · Mark Brown <broonie@kernel.org>
• COOLING9d [PATCH v2 3/4] arm64: Sort registers in cpu-feature-registers.rst
  2026-07-02 · Mark Brown <broonie@kernel.org>
• COOLING9d [PATCH v2 2/4] arm64: Document missing bitfields in cpu-feature-registers.rst
  2026-07-02 · Mark Brown <broonie@kernel.org>
• COOLING9d [PATCH v2 1/4] arm64: Don't number registers in cpu-feature-registers.rst
  2026-07-02 · Mark Brown <broonie@kernel.org>
• WARM1d REVIEWED: 3 (0M) [PATCH v2 1/3] KVM: arm64: Add KVM_ARM_VCPU_PMU_V3_STRICT vCPU feature
  2026-07-02 · Congkai Tan <hidden>
• WARM1d [RFC PATCH 2/3] KVM: Implement dirty page logging for guest_memfd-only memslots
  2026-07-02 · Alexandru Elisei <hidden>
• COOLING5d REVIEWED: 3 (3M) [PATCH v13 07/15] atomic: Add atomic_cond_read_*_timeout()
  2026-07-02 · Ankur Arora <hidden>
• COOLING4d REVIEWED: 5 (5M) [PATCH v3 4/5] irqchip/gic-v3: Add Renesas R-Car Gen4 erratum workaround
  2026-07-01 · Marek Vasut <marek.vasut+renesas@mailbox.org>
• COOLING10d [RFC PATCH 1/2] Documentation: accel: Add NPAC client driver documentation
  2026-07-01 · Jaspinder Budhal <hidden>

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.

• STALE136d REVIEWED: 1 (1M) [PATCH v3 1/9] dmaengine: Add API to combine configuration and preparation (sg and single)
  2026-01-05 · Frank Li <Frank.Li@nxp.com> · 1 Tested-by
• STALE178d REVIEWED: 10 (8M) [PATCH net-next v22 14/14] Documentation: networking: Document the phy_port infrastructure
  2026-01-08 · Maxime Chevallier <maxime.chevallier@bootlin.com> · 2 Reviewed-by, 1 Tested-by
• STALE164d REVIEWED: 1 (1M) [PATCH v3 23/36] KVM: arm64: gic-v5: Support GICv5 interrupts with KVM_IRQ_LINE
  2026-01-09 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE164d REVIEWED: 1 (1M) [PATCH v3 34/36] Documentation: KVM: Introduce documentation for VGICv5
  2026-01-09 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE162d REVIEWED: 1 (1M) [PATCH v4 23/36] KVM: arm64: gic-v5: Support GICv5 interrupts with KVM_IRQ_LINE
  2026-01-28 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE162d REVIEWED: 2 (2M) [PATCH v4 27/36] KVM: arm64: gic-v5: Mandate architected PPI for PMU emulation on GICv5
  2026-01-28 · Sascha Bischoff <hidden> · 2 Reviewed-by
• STALE162d REVIEWED: 1 (1M) [PATCH v4 34/36] Documentation: KVM: Introduce documentation for VGICv5
  2026-01-28 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE137d REVIEWED: 6 (6M) [PATCH v8 20/20] drm/bridge: Document bridge chain format selection
  2026-02-16 · Nicolas Frattaroli <nicolas.frattaroli@collabora.com> · 1 Reviewed-by
• STALE128d REVIEWED: 1 (1M) [PATCH v5 23/36] KVM: arm64: gic-v5: Support GICv5 interrupts with KVM_IRQ_LINE
  2026-02-26 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE128d REVIEWED: 2 (2M) [PATCH v5 27/36] KVM: arm64: gic-v5: Mandate architected PPI for PMU emulation on GICv5
  2026-02-26 · Sascha Bischoff <hidden> · 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.

• STALE203d [PATCH RFC v2 3/3] Documentation: soc cache: Add documentation to HiSilicon SoC cache
  2025-12-17 · Yushan Wang <wangyushan12@huawei.com>
• STALE166d [PATCH 12/12] doc: ras: describe firmware-first estatus flow
  2025-12-17 · Ahmed Tiba <hidden>
• STALE205d [PATCH v22 1/7] Documentation/firmware: add imx/se to other_interfaces
  2025-12-18 · Pankaj Gupta <pankaj.gupta@nxp.com>
• STALE175d [PATCH v23 1/7] Documentation/firmware: add imx/se to other_interfaces
  2025-12-19 · Pankaj Gupta <pankaj.gupta@nxp.com>
• STALE179d [PATCH v2 42/45] arm_mpam: Add workaround for T241-MPAM-1
  2025-12-19 · Ben Horgan <ben.horgan@arm.com>
• STALE179d [PATCH v2 44/45] arm_mpam: Add workaround for T241-MPAM-6
  2025-12-19 · Ben Horgan <ben.horgan@arm.com>
• STALE179d [PATCH v2 45/45] arm_mpam: Quirk CMN-650's CSU NRDY behaviour
  2025-12-19 · Ben Horgan <ben.horgan@arm.com>
• STALE201d [PATCH v7 31/31] docs/dyndbg: add classmap info to howto
  2025-12-22 · Jim Cromie <jim.cromie@gmail.com>
• DORMANTno replies [PATCH v2] Documentation: Fix typos and grammatical errors
  2026-01-12 · Nauman Sabir <hidden>
• STALE158d [PATCH v3 46/47] arm_mpam: Add workaround for T241-MPAM-6
  2026-01-12 · Ben Horgan <ben.horgan@arm.com>