On 05/17/2012 03:11 PM, Don Dutile wrote:
> On 05/17/2012 02:54 PM, Prarit Bhargava wrote:
>>
>>>> + if (dev->rp_AER_panic)
>>>> + panic("%s: AER detected on Root Port", pci_name(dev));
>>>> +
>>> It'd be more informative if the Root Port D:B:D.F was printed out above,
>>> so one knows where the errors are coming from the system. More likely than
>>> not, the root is ok, but a device dangling from it is the 'root cause' (all pun
>>> intended)
>>> of the error.
>>
>> That's what pci_name() is.
>>
>> P.
>
> ok. When I find where it's set, and what values it can be (init_name, vs
> kobject->name)
> at what times in the kernel boot.
The device name is init'd in the function pci_setup_device(). It's name is not
changed after that AFAICT.
This is a well-used and well-known interface to get the address of a pci_dev in
the form of a string. pci_name(), by my count, is used 879 times throughout the
linux kernel.
P.
>
>
>
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