Latest paulus.git PCI broken on mpc8540?

Kumar Gala galak at kernel.crashing.org
Sat Nov 17 06:18:41 EST 2007


On Nov 15, 2007, at 11:35 PM, Benjamin Herrenschmidt wrote:

>
> On Thu, 2007-11-15 at 22:37 -0600, Kumar Gala wrote:
>>> PCI: Probing PCI hardware
>>> PCI: Cannot allocate resource region 0 of device 0000:00:12.0
>>> PCI: Cannot allocate resource region 1 of device 0000:00:12.0
>>> PCI: Cannot allocate resource region 2 of device 0000:00:12.0
>>> PCI: Cannot allocate resource region 3 of device 0000:00:12.0
>>> PCI: Cannot allocate resource region 4 of device 0000:00:12.0
>>> PCI: Cannot allocate resource region 0 of device 0000:00:14.0
>>> PCI: Cannot allocate resource region 2 of device 0000:00:14.0
>>
>> this isn't really an error.  Its more of a warning, the kernel will
>> try and allocate these later and I'm guessing based on what you are
>> seeing it succeeded.
>>
>> Benh, can we possibly change these messages in pci_32.c?
>
> Heh, well, I've been working on 44x PCI lately and got annoyed by the
> exact same messages, though I'm still pondering what would be a better
> replacement.

Well, for one the generic pci code will complain if its not able to  
allocate the resource which is the true failure.

I'm thinking maybe we just make these pr_debug() instead of standard  
printk?

- k


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