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    SubjectRe: [PATCH 00/47] PCI, x86: pci root bus hotplug support
    On Sun, Mar 18, 2012 at 10:45 PM, Yinghai Lu <> wrote:
    > will add pci_stop_and_remove_bus() to support remove bus in
    > /sys/devices/pci.../pci_bus/...
    > To rescan root, need to
    > echo 1 > /sys/bus/pci/rescan_root
    > It supports acpi path root bus and legacy root bus.
    > This patcheset include some IOMM and dmar and pnpacpi fix with device refcount leaking.
    >        also include some bus remove/rescan cleanup.
    > The patches need to apply to pci/for-linus and pci/linux-next
    >        [PATCH -v3] PCI: pci_host_bridge related cleanup
    >        [PATCH -v11] PCI: allocate pci bus num range for unassigned bridge busn
    > could get from
    >        git:// for-pci-root-bus-hotplug
    > -v2: Address most of Bjorn's review, except still keeping .../pci_bus/.../remove
    >     Separate pci root hot add support from acpiphp to pci_root_hp
    >     add hot removal to pci_root_hp
    > -v3: Reordering the patches about /sys changes at last that Bjorn objects.
    >     Claim hw/fw allocated bus after root bus hot add.
    >     add two patches for Jiang Liu about removal.

    Add attached patch to the tree for making ioapic and iommu hotplug working.


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