NAK: [SRU][OEM-B][PULL] Thunderbolt runtime D3 and PCIe D3 Cold

Kleber Souza kleber.souza at canonical.com
Wed Nov 7 10:10:20 UTC 2018


On 10/31/18 07:42, AceLan Kao wrote:
> BugLink: https://bugs.launchpad.net/bugs/1800770
>
> [Impact]
> Currently in Ubuntu Bionic 4.15 kernel, we already support thunderbolt
> to enter runtime D3 Hot, and require BIOS' assist to cut off the power
> of the thunderbolt.
> After OSI "Windows 2017.2" (Windows 10 version 1709), BIOS stop cutting
> off the power of thunderbolt, and leave it to OS to set thunderbolt to
> D3 Cold. It consumes more than 2+Watt during short/long idle when
> thunderbolt is in D3 Hot, instead of D3 Cold.
>
> [Fix]
> To add D3 Cold support, we mainly require this patchset[1] which is
> targeted to enter v4.20. To avoid conflicts and solve error/warning
> message, I cherry picked 142 and backported 10 commit. I also cherry
> picked the "Windows 2017.2" OSI commit[2] as a whole.
>
> [Test]
> Verified on 2 machines with Alpine Ridge thunderbolt and 1 machine
> with Titan Ridge thunderbolt, after S3 30 times, hotplug the thunderbolt
> dockering, the HDMI output, Ethernet, USB disk are still working.
> And verified the SRU stress test on another Alpine Ridge thunderbolt
> machine, the result is positive.
>
> [Regression Potential]
> Medium. Although other engineers and I have done some testing on some
> machines, our QA will do a more thoroughly testing when the kernel is in
> proposed archive.
>
> 1. https://www.spinics.net/lists/linux-acpi/msg83977.html
> 2. https://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git/commit/?h=for-usb-next&id=140a6c8af798dfcc06796f907656604c6914
>
> ---
>
> The following changes since commit 5a392e14134879aadacb0e3e553c0d866f0a1ee8:
>
>   UBUNTU: Ubuntu-oem-4.15.0-1025.30 (2018-10-24 15:31:37 +0300)
>
> are available in the Git repository at:
>
>   https://git.launchpad.net/~acelankao/+git/ubuntu-bionic tbt_rtd3
>
> for you to fetch changes up to edcb660a547a2aa4506c40c1e2b055d806240e92:
>
>   driver core: Don't ignore class_dir_create_and_add() failure. (2018-10-31 13:48:43 +0800)

The sha1's mentioned above are not present on the git repository.


Kleber

>
> ----------------------------------------------------------------
> Bjorn Helgaas (28):
>       PCI: Add SPDX GPL-2.0+ to replace GPL v2 or later boilerplate
>       PCI/portdrv: Merge pcieport_if.h into portdrv.h
>       PCI/PM: Move pcie_clear_root_pme_status() to core
>       PCI/portdrv: Remove pcie_port_bus_type link order dependency
>       PCI/portdrv: Disable port driver in compat mode
>       PCI/portdrv: Remove unused PCIE_PORT_SERVICE_VC
>       PCI/portdrv: Remove "pcie_hp=nomsi" kernel parameter
>       PCI/portdrv: Remove unnecessary "pcie_ports=auto" parameter
>       PCI/portdrv: Encapsulate pcie_ports_auto inside the port driver
>       PCI: Clean up whitespace in linux/pci.h, pci/pci.h
>       PCI/portdrv: Simplify PCIe feature permission checking
>       PCI/portdrv: Rename and reverse sense of pcie_ports_auto
>       PCI/DPC: Rename from pcie-dpc.c to dpc.c
>       PCI: pciehp: Add quirk for Command Completed errata
>       PCI: Add Qualcomm vendor ID
>       PCI: Remove redundant probes for device reset support
>       ixgbe: Report PCIe link properties with pcie_print_link_status()
>       PCI/PM: Clear PCIe PME Status bit in core, not PCIe port driver
>       PCI/PM: Clear PCIe PME Status bit for Root Complex Event Collectors
>       PCI/portdrv: Remove unnecessary include of <linux/pci-aspm.h>
>       PCI: shpchp: Use dev_printk() for OSHP-related messages
>       bnx2x: Report PCIe link properties with pcie_print_link_status()
>       bnxt_en: Report PCIe link properties with pcie_print_link_status()
>       cxgb4: Report PCIe link properties with pcie_print_link_status()
>       fm10k: Report PCIe link properties with pcie_print_link_status()
>       PCI: Remove unused pcie_get_minimum_link()
>       PCI: shpchp: Manage SHPC unconditionally on non-ACPI systems
>       PCI: shpchp: Separate existence of SHPC and permission to use it
>
> Bryant G. Ly (1):
>       powerpc/pseries: Add Initialization of VF Bars
>
> Cyrille Pitchen (1):
>       PCI: Add vendor ID for Cadence
>
> Desnes A. Nunes do Rosario (1):
>       PCI: Remove messages about reassigning resources
>
> Frederick Lawler (3):
>       PCI/portdrv: Move pcieport_if.h to drivers/pci/pcie/
>       PCI: Add wrappers for dev_printk()
>       PCI/AER: Use cached AER Capability offset
>
> Gil Kupfer (1):
>       PCI: Add "pci=noats" boot parameter
>
> Hans de Goede (1):
>       xhci: Add Intel extended cap / otg phy mux handling
>
> Hari Vyas (1):
>       PCI: Fix is_added/is_busmaster race condition
>
> Jakub Kicinski (1):
>       PCI: Add "PCIe" to pcie_print_link_status() messages
>
> Jan Kiszka (1):
>       PCI: Make pci_get_new_domain_nr() static
>
> Keith Busch (1):
>       PCI: pciehp: Fix hot-add vs powerfault detection order
>
> Logan Gunthorpe (3):
>       PCI: Add "pci=disable_acs_redir=" parameter for peer-to-peer support
>       PCI: Make specifying PCI devices in kernel parameters reusable
>       PCI: Allow specifying devices using a base bus and path of devfns
>
> Lukas Wunner (39):
>       PCI: pciehp: Fix use-after-free on unplug
>       PCI: pciehp: Declare pciehp_unconfigure_device() void
>       PCI: pciehp: Document struct slot and struct controller
>       PCI: hotplug: Don't leak pci_slot on registration failure
>       PCI: pciehp: Fix unprotected list iteration in IRQ handler
>       PCI: pciehp: Drop unnecessary NULL pointer check
>       PCI: pciehp: Convert to threaded IRQ
>       PCI: pciehp: Convert to threaded polling
>       PCI: pciehp: Stop blinking on slot enable failure
>       PCI: pciehp: Handle events synchronously
>       PCI: pciehp: Drop slot workqueue
>       PCI: hotplug: Demidlayer registration with the core
>       PCI: pciehp: Publish to user space last on probe
>       PCI: pciehp: Track enable/disable status
>       PCI: pciehp: Enable/disable exclusively from IRQ thread
>       PCI: pciehp: Drop enable/disable lock
>       PCI: pciehp: Declare pciehp_enable/disable_slot() static
>       PCI: pciehp: Tolerate initially unstable link
>       PCI: pciehp: Become resilient to missed events
>       PCI: pciehp: Always enable occupied slot on probe
>       PCI: pciehp: Avoid slot access during reset
>       PCI: portdrv: Deduplicate PM callback iterator
>       PCI: pciehp: Clear spurious events earlier on resume
>       PCI: pciehp: Obey compulsory command delay after resume
>       PCI: pciehp: Support interrupts sent from D3hot
>       PCI: pciehp: Resume to D0 on enable/disable
>       PCI: pciehp: Resume parent to D0 on config space access
>       PCI: sysfs: Resume to D0 on function reset
>       PCI: Whitelist native hotplug ports for runtime D3
>       PCI: Whitelist Thunderbolt ports for runtime D3
>       PCI: pciehp: Deduplicate presence check on probe & resume
>       PCI: pciehp: Tolerate Presence Detect hardwired to zero
>       PCI: Simplify disconnected marking
>       PCI: pciehp: Differentiate between surprise and safe removal
>       PCI: pciehp: Drop unnecessary includes
>       PCI: pciehp: Drop hotplug_slot_ops wrappers
>       PCI: pciehp: Avoid implicit fallthroughs in switch statements
>       PCI: pciehp: Unify controller and slot structs
>       PCI: Make pci_wakeup_bus() & pci_bus_set_current_state() public
>
> Marc Zyngier (2):
>       xhci: Allow more than 32 quirks
>       xhci: Add quirk to zero 64bit registers on Renesas PCIe controllers
>
> Mario Limonciello (2):
>       ACPICA: Recognize the Windows 10 version 1607 and 1703 OSI strings
>       ACPICA: Recognize the _OSI string "Windows 2017.2"
>
> Markus Elfring (1):
>       PCI: Remove unnecessary messages for memory allocation failures
>
> Mathias Nyman (6):
>       xhci-pci: allow host runtime PM as default for Intel Alpine and Titan Ridge
>       usb: Don't die twice if PCI xhci host is not responding in resume
>       xhci: refactor xhci_urb_enqueue a bit with minor changes
>       xhci: Clear the host side toggle manually when endpoint is soft reset
>       xhci: add helper to allocate command with input context
>       xhci: remove unnecessary boolean parameter from xhci_alloc_command
>
> Michael Ellerman (1):
>       PCI/AER: Move pci_uevent_ers() out of pci.h
>
> Mika Westerberg (31):
>       ACPI / hotplug / PCI: Don't scan bridges managed by native hotplug
>       ACPI / hotplug / PCI: Mark stale PCI devices disconnected
>       ACPI / hotplug / PCI: Drop unnecessary parentheses
>       PCI: Account for all bridges on bus when distributing bus numbers
>       PCI: Move resource distribution for single bridge outside loop
>       PCI: Improve pci_scan_bridge() and pci_scan_bridge_extend() doc
>       PCI: Do not skip power-managed bridges in pci_enable_wake()
>       PCI / ACPI: Enable wake automatically for power managed bridges
>       PCI: hotplug: Drop checking of PCI_BRIDGE_CONTROL in *_unconfigure_device()
>       PCI: pciehp: Clear Presence Detect and Data Link Layer Status Changed on resume
>       PCI: pciehp: Disable hotplug interrupt during suspend
>       PCI: pciehp: Do not handle events if interrupts are masked
>       PCI: pciehp: Make pciehp_is_native() stricter
>       PCI: pciehp: Rename host->native_hotplug to host->native_pcie_hotplug
>       PCI: hotplug: Add hotplug_is_native()
>       PCI: shpchp: Remove acpi_get_hp_hw_control_from_firmware() flags
>       PCI: shpchp: Remove get_hp_hw_control_from_firmware() wrapper
>       PCI: shpchp: Rely on previous _OSC results
>       PCI: shpchp: Add shpchp_is_native()
>       PCI: pciehp: Request control of native hotplug only if supported
>       PCI: shpchp: Request SHPC control via _OSC when adding host bridge
>       PCI/portdrv: Resume upon exit from system suspend if left runtime suspended
>       PCI/portdrv: Add runtime PM hooks for port service drivers
>       PCI: pciehp: Implement runtime PM callbacks
>       PCI/PME: Implement runtime PM callbacks
>       ACPI / property: Allow multiple property compatible _DSD entries
>       PCI / ACPI: Whitelist D3 for more PCIe hotplug ports
>       thunderbolt: Initialize after IOMMUs
>       ACPI / hotplug / PCI: Don't scan for non-hotplug bridges if slot is not bridge
>       thunderbolt: Do not handle ICM events after domain is stopped
>       PCI: shpchp: Convert SHPC to be builtin only
>
> Oza Pawandeep (4):
>       PCI/AER: Handle ERR_FATAL with removal and re-enumeration of devices
>       PCI/AER: Rename error recovery interfaces to generic PCI naming
>       PCI/AER: Factor out error reporting to drivers/pci/pcie/err.c
>       PCI: Add generic pcie_wait_for_link() interface
>
> Rafael J. Wysocki (8):
>       PCI / PM: Use SMART_SUSPEND and LEAVE_SUSPENDED flags for PCIe ports
>       PCI / PM: Do not clear state_saved for devices that remain suspended
>       PM: i2c-designware-platdrv: Use DPM_FLAG_SMART_PREPARE
>       PM: i2c-designware-platdrv: Optimize power management
>       PM / mfd: intel-lpss: Use DPM_FLAG_SMART_SUSPEND
>       PCI / ACPI / PM: Resume bridges w/o drivers on suspend-to-RAM
>       PCI / ACPI / PM: Resume all bridges on suspend-to-RAM
>       PCI / PM: Clean up outdated comments in pci_target_state()
>
> Simon Guo (1):
>       PCI/hotplug: ppc: correct a php_slot usage after free
>
> Sinan Kaya (6):
>       PCI: Handle FLR failure and allow other reset types
>       PCI: Protect restore with device lock to be consistent
>       PCI: Rename pci_flr_wait() to pci_dev_wait() and make it generic
>       PCI: Add a return type for pci_reset_bridge_secondary_bus()
>       PCI: Wait for device to become ready after a power management reset
>       PCI: Wait for device to become ready after secondary bus reset
>
> Tal Gilboa (7):
>       PCI: Add pcie_get_speed_cap() to find max supported link speed
>       PCI: Add pcie_get_width_cap() to find max supported link width
>       PCI: Add pcie_bandwidth_capable() to compute max supported link bandwidth
>       PCI: Add pcie_bandwidth_available() to compute bandwidth available to device
>       PCI: Add pcie_print_link_status() to log link speed and whether it's limited
>       net/mlx4_core: Report PCIe link properties with pcie_print_link_status()
>       net/mlx5e: Use pcie_bandwidth_available() to compute bandwidth
>
> Tetsuo Handa (1):
>       driver core: Don't ignore class_dir_create_and_add() failure.
>
>  Documentation/PCI/pci-error-recovery.txt          |  35 ++++--
>  Documentation/admin-guide/kernel-parameters.txt   |  62 +++++++---
>  arch/powerpc/include/asm/pci.h                    |   2 +
>  arch/powerpc/kernel/pci-common.c                  |   4 +-
>  arch/powerpc/kernel/pci_of_scan.c                 |   2 +-
>  arch/powerpc/platforms/powernv/pci-ioda.c         |   3 +-
>  arch/powerpc/platforms/pseries/setup.c            | 165 +++++++++++++++++++++++++
>  drivers/acpi/acpica/utosi.c                       |   3 +
>  drivers/acpi/pci_root.c                           |  22 +++-
>  drivers/acpi/property.c                           |  97 +++++++++++----
>  drivers/acpi/x86/apple.c                          |   2 +-
>  drivers/base/core.c                               |  14 ++-
>  drivers/gpio/gpiolib-acpi.c                       |   2 +-
>  drivers/i2c/busses/i2c-designware-core.h          |   2 -
>  drivers/i2c/busses/i2c-designware-platdrv.c       |  39 +++---
>  drivers/iommu/amd_iommu.c                         |  11 +-
>  drivers/iommu/intel-iommu.c                       |   3 +-
>  drivers/mfd/intel-lpss.c                          |   6 +-
>  drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c  |  23 +---
>  drivers/net/ethernet/broadcom/bnxt/bnxt.c         |  19 +--
>  drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c   |  75 +-----------
>  drivers/net/ethernet/intel/fm10k/fm10k_pci.c      |  87 +------------
>  drivers/net/ethernet/intel/ixgbe/ixgbe_main.c     |  47 +------
>  drivers/net/ethernet/mellanox/mlx4/main.c         |  81 +-----------
>  drivers/net/ethernet/mellanox/mlx5/core/en_main.c |  32 +----
>  drivers/pci/access.c                              |   8 +-
>  drivers/pci/ats.c                                 |   3 +
>  drivers/pci/bus.c                                 |  10 +-
>  drivers/pci/host/pci-tegra.c                      |  15 +--
>  drivers/pci/host/pci-xgene-msi.c                  |  11 +-
>  drivers/pci/host/pci-xgene.c                      |  12 +-
>  drivers/pci/host/pcie-rockchip.c                  |   6 +-
>  drivers/pci/host/pcie-xilinx-nwl.c                |   6 +-
>  drivers/pci/host/pcie-xilinx.c                    |   6 +-
>  drivers/pci/hotplug/Kconfig                       |   5 +-
>  drivers/pci/hotplug/acpi_pcihp.c                  |  85 ++++++-------
>  drivers/pci/hotplug/acpiphp.h                     |  16 +--
>  drivers/pci/hotplug/acpiphp_core.c                |  38 +-----
>  drivers/pci/hotplug/acpiphp_glue.c                | 115 ++++++++++-------
>  drivers/pci/hotplug/acpiphp_ibm.c                 |  16 +--
>  drivers/pci/hotplug/cpci_hotplug.h                |  16 +--
>  drivers/pci/hotplug/cpci_hotplug_core.c           |  30 +----
>  drivers/pci/hotplug/cpci_hotplug_pci.c            |  16 +--
>  drivers/pci/hotplug/cpcihp_generic.c              |  21 +---
>  drivers/pci/hotplug/cpcihp_zt5550.c               |  21 +---
>  drivers/pci/hotplug/cpcihp_zt5550.h               |  21 +---
>  drivers/pci/hotplug/cpqphp.h                      |  16 +--
>  drivers/pci/hotplug/cpqphp_core.c                 |  35 +-----
>  drivers/pci/hotplug/cpqphp_ctrl.c                 |  16 +--
>  drivers/pci/hotplug/cpqphp_nvram.c                |  16 +--
>  drivers/pci/hotplug/cpqphp_nvram.h                |  16 +--
>  drivers/pci/hotplug/cpqphp_pci.c                  |  16 +--
>  drivers/pci/hotplug/cpqphp_sysfs.c                |  16 +--
>  drivers/pci/hotplug/ibmphp.h                      |  16 +--
>  drivers/pci/hotplug/ibmphp_core.c                 |  44 +++----
>  drivers/pci/hotplug/ibmphp_ebda.c                 |  36 +-----
>  drivers/pci/hotplug/ibmphp_hpc.c                  |  16 +--
>  drivers/pci/hotplug/ibmphp_pci.c                  |  76 ++++--------
>  drivers/pci/hotplug/ibmphp_res.c                  |  54 +++-----
>  drivers/pci/hotplug/pci_hotplug_core.c            | 150 ++++++++++++++++-------
>  drivers/pci/hotplug/pciehp.h                      | 183 ++++++++++++++++-----------
>  drivers/pci/hotplug/pciehp_core.c                 | 237 ++++++++++++++++++-----------------
>  drivers/pci/hotplug/pciehp_ctrl.c                 | 508 +++++++++++++++++++++++++++++++--------------------------------------------
>  drivers/pci/hotplug/pciehp_hpc.c                  | 489 +++++++++++++++++++++++++++++++++++++++----------------------------------
>  drivers/pci/hotplug/pciehp_pci.c                  |  71 ++++-------
>  drivers/pci/hotplug/pcihp_skeleton.c              |  16 +--
>  drivers/pci/hotplug/pnv_php.c                     |  52 +++-----
>  drivers/pci/hotplug/rpadlpar.h                    |   6 +-
>  drivers/pci/hotplug/rpadlpar_core.c               |   6 +-
>  drivers/pci/hotplug/rpadlpar_sysfs.c              |   6 +-
>  drivers/pci/hotplug/rpaphp.h                      |  16 +--
>  drivers/pci/hotplug/rpaphp_core.c                 |  18 +--
>  drivers/pci/hotplug/rpaphp_pci.c                  |  16 +--
>  drivers/pci/hotplug/rpaphp_slot.c                 |  29 +----
>  drivers/pci/hotplug/s390_pci_hpc.c                |  13 +-
>  drivers/pci/hotplug/sgi_hotplug.c                 |  45 +++----
>  drivers/pci/hotplug/shpchp.h                      |  36 +-----
>  drivers/pci/hotplug/shpchp_core.c                 |  70 ++++-------
>  drivers/pci/hotplug/shpchp_ctrl.c                 |  16 +--
>  drivers/pci/hotplug/shpchp_hpc.c                  |  16 +--
>  drivers/pci/hotplug/shpchp_pci.c                  |  28 +----
>  drivers/pci/hotplug/shpchp_sysfs.c                |  16 +--
>  drivers/pci/iov.c                                 |  10 +-
>  drivers/pci/irq.c                                 |   7 +-
>  drivers/pci/msi.c                                 |   7 +-
>  drivers/pci/of.c                                  |   6 +-
>  drivers/pci/pci-acpi.c                            | 107 +++++++++++++---
>  drivers/pci/pci-driver.c                          |  99 ++++++++++++++-
>  drivers/pci/pci-stub.c                            |   2 +-
>  drivers/pci/pci-sysfs.c                           |  50 ++------
>  drivers/pci/pci.c                                 | 753 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--------------------------
>  drivers/pci/pci.h                                 |  95 +++++++++++----
>  drivers/pci/pcie/Makefile                         |   5 +-
>  drivers/pci/pcie/aer/aer_inject.c                 |  19 ++-
>  drivers/pci/pcie/aer/aerdrv.c                     |   8 +-
>  drivers/pci/pcie/aer/aerdrv.h                     |  33 +----
>  drivers/pci/pcie/aer/aerdrv_core.c                | 305 ++-------------------------------------------
>  drivers/pci/pcie/aer/aerdrv_errprint.c            |  22 ++--
>  drivers/pci/pcie/aer/ecrc.c                       |   4 +-
>  drivers/pci/pcie/aspm.c                           |   9 +-
>  drivers/pci/pcie/{pcie-dpc.c => dpc.c}            |  15 +--
>  drivers/pci/pcie/err.c                            | 385 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  drivers/pci/pcie/pme.c                            |  34 +++++-
>  drivers/pci/pcie/portdrv.h                        |  95 +++++++++++----
>  drivers/pci/pcie/portdrv_acpi.c                   |   3 +-
>  drivers/pci/pcie/portdrv_bus.c                    |  55 ---------
>  drivers/pci/pcie/portdrv_core.c                   | 133 ++++++++++----------
>  drivers/pci/pcie/portdrv_pci.c                    |  74 +++--------
>  drivers/pci/pcie/ptm.c                            |   2 +-
>  drivers/pci/probe.c                               | 109 ++++++++++-------
>  drivers/pci/quirks.c                              | 204 +++++++++++++++----------------
>  drivers/pci/remove.c                              |   5 +-
>  drivers/pci/rom.c                                 |   4 +-
>  drivers/pci/setup-bus.c                           | 128 ++++++++++---------
>  drivers/pci/setup-irq.c                           |   4 +-
>  drivers/pci/setup-res.c                           |  40 +++---
>  drivers/pci/vc.c                                  |  18 ++-
>  drivers/pci/xen-pcifront.c                        |  19 ++-
>  drivers/platform/x86/asus-wmi.c                   |  12 +-
>  drivers/platform/x86/eeepc-laptop.c               |  12 +-
>  drivers/thunderbolt/icm.c                         |  49 +++-----
>  drivers/thunderbolt/nhi.c                         |   2 +-
>  drivers/usb/core/hcd-pci.c                        |   2 -
>  drivers/usb/host/Makefile                         |   2 +-
>  drivers/usb/host/xhci-ext-caps.c                  |  90 ++++++++++++++
>  drivers/usb/host/xhci-ext-caps.h                  |   2 +
>  drivers/usb/host/xhci-hub.c                       |   5 +-
>  drivers/usb/host/xhci-mem.c                       |  37 +++---
>  drivers/usb/host/xhci-pci.c                       |  37 +++++-
>  drivers/usb/host/xhci-ring.c                      |  11 +-
>  drivers/usb/host/xhci.c                           | 216 ++++++++++++++++++++++++++------
>  drivers/usb/host/xhci.h                           |  75 ++++++------
>  include/acpi/acpi_bus.h                           |   8 +-
>  include/acpi/actypes.h                            |   3 +
>  include/asm-generic/pci_iomap.h                   |   6 +-
>  include/linux/acpi.h                              |   9 ++
>  include/linux/pci.h                               | 457 ++++++++++++++++++++++++++++++++++----------------------------------
>  include/linux/pci_hotplug.h                       |  49 ++++----
>  include/linux/pci_ids.h                           |   5 +
>  include/linux/pcieport_if.h                       |  71 -----------
>  140 files changed, 3972 insertions(+), 3787 deletions(-)
>  rename drivers/pci/pcie/{pcie-dpc.c => dpc.c} (95%)
>  create mode 100644 drivers/pci/pcie/err.c
>  delete mode 100644 drivers/pci/pcie/portdrv_bus.c
>  create mode 100644 drivers/usb/host/xhci-ext-caps.c
>  delete mode 100644 include/linux/pcieport_if.h





More information about the kernel-team mailing list