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From: Alex Chiang <achiang@hp.com>
To: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	"jbarnes@virtuousgeek.org" <jbarnes@virtuousgeek.org>
Subject: Re: hotplug create_slot hang
Date: Sat, 6 Sep 2008 15:50:41 -0600	[thread overview]
Message-ID: <20080906215041.GD27298@ldl.fc.hp.com> (raw)
In-Reply-To: <86802c440809061015v21b6c1eat8718618a6ae25e47@mail.gmail.com>

* Yinghai Lu <yhlu.kernel@gmail.com>:
> 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


  parent reply	other threads:[~2008-09-06 21:50 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-06 17:15 hotplug create_slot hang Yinghai Lu
2008-09-06 19:44 ` Andrew Morton
2008-09-06 21:18   ` Yinghai Lu
2008-09-06 21:50 ` Alex Chiang [this message]
2008-09-06 22:18   ` Yinghai Lu
2008-09-07  4:59     ` Alex Chiang
2008-09-08 12:55       ` Kenji Kaneshige

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