Re: [PATCH v5 3/4] PCI/DPC: Unify and plumb error handling into DPC

From: Sinan Kaya
Date: Thu Jan 18 2018 - 23:45:09 EST


On 1/18/2018 11:23 PM, poza@xxxxxxxxxxxxxx wrote:
> On 2018-01-18 23:33, Sinan Kaya wrote:
>> On 1/18/2018 1:00 PM, poza@xxxxxxxxxxxxxx wrote:
>>>> I think you would put into include/linux/pci.h only if there is an external
>>>> use of constant outside of drivers/pci directory. Otherwise, you should keep
>>>> the setting inside one of the header files in drivers/pci directory.
>>>>
>>>> I don't see any other subsystem caring about DPC_FATAL definition.
>>>
>>> ok so you are suggesting to move only DPC_FATAL ? so then AER can stay where it is.
>>
>> Now that both AER and DPC handling is getting unified, I think it makes sense to
>> keep all error codes (AER+DPC) together in drivers/pci/pci.h rather than having
>> them split in aer.h and dpc.h.
>>
>> Otherwise, how would we avoid having a new error type defined with the
>> existing values.
>
> I agree, its is just that drivers/acpi/apet/ghes.c has to do
> #include ../../pci/pci.h

That's bad. I was just thinking about the DPC error code only. I didn't realize
AER error codes are being referenced from ghes.c.

>
> but thats okay I think. let me move error codes to drivers/pci/pci.h.

It is better if error codes move to include/linux/pci.h and keep them together.

>
> Regards,
> Oza.
>


--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.