pci subsystem · Supported

Maintainers

• M Bjorn Helgaas <bhelgaas@google.com>

Paths

• F Documentation/ABI/testing/sysfs-devices-pci-host-bridge
• F Documentation/PCI/
• F Documentation/devicetree/bindings/pci/
• F arch/x86/kernel/early-quirks.c
• F arch/x86/kernel/quirks.c
• F arch/x86/pci/
• F drivers/acpi/pci*
• F drivers/pci/
• F include/asm-generic/pci*
• F include/linux/of_pci.h
• F include/linux/pci*
• F include/uapi/linux/pci*

Last 30 days

Most active threads (last 7 days)

• WARM3d [PATCH 7.1 0000/2077] 7.1.5-rc1 review
  2026-07-21 19:12 · 28 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.18 0000/1611] 6.18.40-rc1 review
  2026-07-21 18:17 · 17 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday [PATCH 6.12 0000/1276] 6.12.97-rc1 review
  2026-07-21 19:41 · 16 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.6 0000/1266] 6.6.145-rc1 review
  2026-07-21 20:44 · 14 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.1 0000/1067] 6.1.178-rc1 review
  2026-07-21 21:35 · 12 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 7.1.5
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 6.18.40
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Linux 6.12.97
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 6.6.145
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Linux 6.1.178
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Active reviewers (last 30 days)

• Frank Li <Frank.Li@nxp.com>
  20 attestations (20 Reviewed-by) · last on 2026-07-21
• Krzysztof Wilczyński <kwilczynski@kernel.org>
  12 attestations (12 Reviewed-by) · last on 2026-07-21
• Christian König <christian.koenig@amd.com>
  12 attestations (12 Reviewed-by) · last on 2026-07-15
• Alex Bennée <hidden>
  12 attestations (11 Reported-by, 1 Reviewed-by) · last on 2026-07-15
• Simon Richter <hidden>
  11 attestations (11 Reported-by) · last on 2026-07-15
• Andy Shevchenko <hidden>
  10 attestations (10 Reviewed-by) · last on 2026-07-21
• Subhransu S. Prusty <hidden>
  10 attestations (10 Reviewed-by) · last on 2026-07-14
• AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
  8 attestations (8 Reviewed-by) · last on 2026-07-15
• Caleb James DeLisle <cjd@cjdns.fr>
  7 attestations (7 Tested-by) · last on 2026-07-21
• Geert Uytterhoeven <geert+renesas@glider.be>
  7 attestations (7 Reviewed-by) · last on 2026-07-21

Recent patches

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

• WARM2d Re: Linux 7.1.5
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.40
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.97
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Re: Linux 6.6.145
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.178
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.261
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.212
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies [PATCH v3 2/2] PCI: plda: Fix resource leaks on error paths in plda_init_interrupts()
  2026-07-23 · Ali Tariq <hidden>
• DORMANTno replies [PATCH v3 1/2] PCI: plda: Fix use-after-free of event IRQs during teardown
  2026-07-23 · Ali Tariq <hidden>
• WARM2d REVIEWED: 2 (2M) [PATCH 5.10 324/699] PCI: mediatek: Use actual physical address instead of virt_to_phys()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d [PATCH 5.10 323/699] PCI: mediatek: Fix possible truncation in mtk_pcie_parse_port()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d REVIEWED: 8 (8M) [PATCH 5.10 308/699] PCI: rcar-host: Remove unused LIST_HEAD(res)
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d REVIEWED: 3 (3M) [PATCH 5.10 305/699] PCI: mediatek: Fix operator precedence in PCIE_FTS_NUM_L0 macro
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 5.15 463/843] PCI: endpoint: pci-epf-ntb: Add check to detect db_count value of 0
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 14 (13M) [PATCH 5.15 462/843] PCI: endpoint: pci-epf-vntb: Add check to detect db_count value of 0
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 8 (8M) [PATCH 5.15 407/843] PCI: rcar-host: Remove unused LIST_HEAD(res)
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 3 (3M) [PATCH 5.15 404/843] PCI: mediatek: Fix operator precedence in PCIE_FTS_NUM_L0 macro
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 2 (2M) [PATCH 5.15 426/843] PCI: mediatek: Use actual physical address instead of virt_to_phys()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 5.15 425/843] PCI: mediatek: Fix possible truncation in mtk_pcie_parse_port()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.1 0615/1067] PCI: endpoint: pci-epf-ntb: Add check to detect db_count value of 0
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 14 (13M) [PATCH 6.1 0614/1067] PCI: endpoint: pci-epf-vntb: Add check to detect db_count value of 0
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 1 (0M) [PATCH 6.1 0580/1067] PCI: iproc: Restore .map_irq() for the platform bus driver
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 3 (3M) [PATCH 6.1 0522/1067] PCI: mediatek: Fix operator precedence in PCIE_FTS_NUM_L0 macro
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.1 0551/1067] Revert "PCI/MSI: Unmap MSI-X region on error"
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 2 (2M) [PATCH 6.1 0550/1067] PCI: mediatek: Use actual physical address instead of virt_to_phys()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.1 0549/1067] PCI: mediatek: Fix possible truncation in mtk_pcie_parse_port()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 8 (8M) [PATCH 6.1 0525/1067] PCI: rcar-host: Remove unused LIST_HEAD(res)
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 1 (0M) [PATCH 6.1 0477/1067] PCI: Check ROM header and data structure addr before accessing
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d REVIEWED: 4 (3M) [PATCH 6.1 0476/1067] PCI: Introduce named defines for PCI ROM
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM3d [PATCH 6.1 0475/1067] PCI/ASPM: Dont reconfigure ASPM entering low-power state
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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.

• STALE193d REVIEWED: 4 (1M) [PATCH v6] PCI: loongson: Override PCIe bridge supported speeds for Loongson-3C6000 series
  2026-01-14 · Ziyao Li via B4 Relay <devnull+liziyao.uniontech.com@kernel.org> · 1 Reviewed-by, 3 Tested-by
• STALE186d REVIEWED: 13 (13M) [PATCH v9] PCI: dwc: Don't poll L2 if skip_l23_wait is true
  2026-01-14 · Richard Zhu <hongxing.zhu@nxp.com> · 1 Reviewed-by
• STALE150d REVIEWED: 4 (1M) [PATCH v7] PCI: loongson: Override PCIe bridge supported speeds for Loongson-3C6000 series
  2026-01-21 · Ziyao Li via B4 Relay <devnull+liziyao.uniontech.com@kernel.org> · 1 Reviewed-by, 3 Tested-by
• STALE184d REVIEWED: 13 (13M) [PATCH v2 1/4] PCI: dwc: Fix msg_atu_index assignment
  2026-01-22 · Niklas Cassel <cassel@kernel.org> · 1 Reviewed-by
• STALE184d REVIEWED: 16 (15M) [PATCH v3 1/4] PCI: dwc: Fix msg_atu_index assignment
  2026-01-23 · Niklas Cassel <cassel@kernel.org> · 3 Reviewed-by
• STALE180d REVIEWED: 16 (15M) [PATCH v4 1/4] PCI: dwc: Fix msg_atu_index assignment
  2026-01-23 · Niklas Cassel <cassel@kernel.org> · 3 Reviewed-by
• STALE171d REVIEWED: 15 (15M) [PATCH v5 1/3] PCI: dwc: Fix msg_atu_index assignment
  2026-01-27 · Niklas Cassel <cassel@kernel.org> · 2 Reviewed-by
• STALE171d REVIEWED: 1 (0M) [PATCHv2 1/4] PCI: Fix incorrect unlocking in pci_slot_trylock()
  2026-01-30 · Keith Busch <hidden> · 1 Reviewed-by
• STALE162d REVIEWED: 21 (21M) [PATCH 6.1.y 1/3] PCI: endpoint: Automatically create a function specific attributes group
  2026-02-14 · Sasha Levin <sashal@kernel.org> · 1 Reviewed-by
• STALE162d REVIEWED: 21 (21M) [PATCH 5.15.y 1/3] PCI: endpoint: Automatically create a function specific attributes group
  2026-02-14 · Sasha Levin <sashal@kernel.org> · 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.

• DORMANTno replies Re: Linux 6.18.3
  2026-01-02 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.64
  2026-01-08 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.4
  2026-01-08 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE159d [PATCH 6.6 134/737] dt-bindings: PCI: amlogic: Fix the register name of the DBI region
  2026-01-09 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE159d [PATCH 6.6 154/737] PCI: keystone: Exit ks_pcie_probe() for invalid mode
  2026-01-09 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE159d [PATCH 6.6 204/737] PCI: dwc: Fix wrong PORT_LOGIC_LTSSM_STATE_MASK definition
  2026-01-09 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE195d [PATCH 6.1 096/634] dt-bindings: PCI: amlogic: Fix the register name of the DBI region
  2026-01-09 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE195d [PATCH 6.1 114/634] PCI: keystone: Exit ks_pcie_probe() for invalid mode
  2026-01-09 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE195d [PATCH 6.1 147/634] PCI: dwc: Fix wrong PORT_LOGIC_LTSSM_STATE_MASK definition
  2026-01-09 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.160
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>