Re: hotplug create_slot hang

[Alex Chiang]

* Yinghai Lu <yhlu.kernel@xxxxxxxxx>:
> calling  pci_hotplug_init+0x0/0x1d
> pci_hotplug: PCI Hot Plug PCI Core version: 0.5
> initcall pci_hotplug_init+0x0/0x1d returned 0 after 11 msecs
> 
> calling  acpiphp_init+0x0/0x5f
> acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
> decode_hpp: Could not get hotplug parameters. Use defaults
> pci_create_slot: created pci_slot on 0000:07:00
> acpiphp: Slot [1] registered
> decode_hpp: Could not get hotplug parameters. Use defaults
> pci_create_slot: created pci_slot on 0000:0d:00
> acpiphp: Slot [2] registered
> initcall acpiphp_init+0x0/0x5f returned 0 after 105 msecs

Is this the hang?

> calling  pcied_init+0x0/0x7b
> pciehp: HPC vendor_id 8086 device_id 340a ss_vid 0 ss_did 0
> pci_create_slot: inc refcount to 2 on 0000:07:00
> pci_destroy_slot: dec refcount to 1 on 0000:07:00
> pciehp: pci_hp_register failed with error -16
> pciehp: pciehp: slot already registered by another hotplug driver

This failure is by design -- we only allow one hotplug driver to
claim a slot now, and it's "first one loaded wins".

Unless you're talking about something else?

Thanks.

/ac

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