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)

• 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>
• 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>
• HOTtoday [PATCH v8 0/7] KVM: arm64: PMU: Use multiple host PMUs
  2026-07-06 10:03 · 1 reply in 7d · Akihiko Odaki <hidden>

Active reviewers (last 30 days)

• Fuad Tabba <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-07-09
• Geoff Blake <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-02
• Haris Okanovic <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-02
• Stanislav Spassov <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-02

Recent patches

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

• 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>
• WARM2d REVIEWED: 1 (0M) [PATCH v11 13/29] KVM: arm64: Document the KVM ABI for SME
  2026-07-09 · Mark Brown <broonie@kernel.org>
• HOTtoday [PATCH v8 6/7] KVM: arm64: PMU: Introduce FIXED_COUNTERS_ONLY
  2026-07-06 · Akihiko Odaki <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>
• COOLING4d [PATCH 06/17] arm64/booting: Document boot requirements for FEAT_NMI
  2026-07-03 · Jinjie Ruan <hidden>
• 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>
• HOTtoday [RFC PATCH 2/3] KVM: Implement dirty page logging for guest_memfd-only memslots
  2026-07-02 · Alexandru Elisei <hidden>
• HOTtoday [PATCH v5 2/5] KVM: arm64: Add pre_fault_memory implementation
  2026-06-12 · Jack Thomson <hidden>
• COLD30d [PATCH 08/60] Documentation: kvm: introduce "VM plane" concept
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD37d [PATCH v2 39/39] Documentation: KVM: Add the VGICv5 IRS save/restore sequences
  2026-05-21 · Sascha Bischoff <hidden>
• COLD37d [PATCH v2 38/39] Documentation: KVM: Add docs for KVM_DEV_ARM_VGIC_GRP_IST
  2026-05-21 · Sascha Bischoff <hidden>
• COLD37d [PATCH v2 37/39] Documentation: KVM: Add KVM_DEV_ARM_VGIC_GRP_IRS_REGS to VGICv5 docs
  2026-05-21 · Sascha Bischoff <hidden>
• COLD37d [PATCH v2 36/39] Documentation: KVM: Document KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS for VGICv5
  2026-05-21 · Sascha Bischoff <hidden>
• COLD37d [PATCH v2 30/39] Documentation: KVM: Extend VGICv5 docs for KVM_VGIC_V5_ADDR_TYPE_IRS
  2026-05-21 · Sascha Bischoff <hidden>
• COLD52d IN LINUX-NEXT [PATCH v2 16/18] Documentation: KVM: Clarify that PMU_V3_IRQ IntID requirements for GICv5
  2026-05-20 · Marc Zyngier <maz@kernel.org>
• COLD52d IN LINUX-NEXT [PATCH v2 15/18] Documentation: KVM: Fix typos in VGICv5 documentation
  2026-05-20 · Marc Zyngier <maz@kernel.org>
• COOLING4d REVIEWED: 1 (0M) [PATCH v14 34/44] arm64: RMI: allow userspace to inject aborts
  2026-05-13 · Steven Price <steven.price@arm.com>
• COOLING4d [PATCH v14 25/44] KVM: arm64: Expose support for private memory
  2026-05-13 · Steven Price <steven.price@arm.com>
• COOLING4d [PATCH v14 16/44] KVM: arm64: Allow passing machine type in KVM creation
  2026-05-13 · Steven Price <steven.price@arm.com>
• COOLING4d [PATCH v14 13/44] arm64: RMI: Define the user ABI
  2026-05-13 · Steven Price <steven.price@arm.com>
• COLD51d [PATCH] Documentation: KVM: Document guest-visible compatibility expectations
  2026-05-11 · David Woodhouse <dwmw2@infradead.org>
• HOTtoday [PATCH v6 25/25] KVM: arm64: Add documentation for pKVM DMA isolation
  2026-05-01 · Mostafa Saleh <smostafa@google.com>
• HOTtoday [PATCH v6 09/25] KVM: arm64: iommu: Add memory pool
  2026-05-01 · Mostafa Saleh <smostafa@google.com>
• COLD51d [PATCH 43/43] Documentation: KVM: Add the VGICv5 IRS save/restore sequences
  2026-04-27 · Sascha Bischoff <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.

• STALE163d 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
• STALE163d REVIEWED: 1 (1M) [PATCH v3 34/36] Documentation: KVM: Introduce documentation for VGICv5
  2026-01-09 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE161d 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
• STALE161d 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
• STALE161d REVIEWED: 1 (1M) [PATCH v4 34/36] Documentation: KVM: Introduce documentation for VGICv5
  2026-01-28 · Sascha Bischoff <hidden> · 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
• STALE128d REVIEWED: 1 (1M) [PATCH v5 33/36] Documentation: KVM: Introduce documentation for VGICv5
  2026-02-26 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE128d REVIEWED: 1 (1M) [PATCH v5 35/36] KVM: arm64: gic-v5: Communicate userspace-driveable PPIs via a UAPI
  2026-02-26 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE113d REVIEWED: 1 (1M) [PATCH v6 26/39] KVM: arm64: gic-v5: Support GICv5 interrupts with KVM_IRQ_LINE
  2026-03-17 · Sascha Bischoff <hidden> · 1 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.

• STALE178d [PATCH v2 42/45] arm_mpam: Add workaround for T241-MPAM-1
  2025-12-19 · Ben Horgan <ben.horgan@arm.com>
• STALE178d [PATCH v2 44/45] arm_mpam: Add workaround for T241-MPAM-6
  2025-12-19 · Ben Horgan <ben.horgan@arm.com>
• STALE178d [PATCH v2 45/45] arm_mpam: Quirk CMN-650's CSU NRDY behaviour
  2025-12-19 · Ben Horgan <ben.horgan@arm.com>
• STALE158d [PATCH v3 46/47] arm_mpam: Add workaround for T241-MPAM-6
  2026-01-12 · Ben Horgan <ben.horgan@arm.com>
• STALE122d [PATCH v2 31/35] KVM: arm64: Add some initial documentation for pKVM
  2026-01-19 · Will Deacon <will@kernel.org>
• STALE135d [PATCH v4 40/41] arm_mpam: Quirk CMN-650's CSU NRDY behaviour
  2026-02-03 · Ben Horgan <ben.horgan@arm.com>
• STALE120d [PATCH v5 40/41] arm_mpam: Quirk CMN-650's CSU NRDY behaviour
  2026-02-24 · Ben Horgan <ben.horgan@arm.com>
• COOLING4d [PATCH v3 5/5] KVM: arm64: Document HDBSS ioctl
  2026-02-25 · Tian Zheng <hidden>
• STALE121d [RFC PATCH v3 08/12] coco: host: KVM: arm64: Handle vdev request exits and completion
  2026-03-12 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• STALE116d [PATCH v4 3/4] KVM: arm64: PMU: Introduce FIXED_COUNTERS_ONLY
  2026-03-17 · Akihiko Odaki <hidden>