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

From: Sinan Kaya
Date: Thu Jan 18 2018 - 11:31:20 EST


On 1/18/2018 12:57 AM, poza@xxxxxxxxxxxxxx wrote:
> On 2018-01-18 10:47, poza@xxxxxxxxxxxxxx wrote:
>> On 2018-01-17 22:16, Sinan Kaya wrote:
>>> On 1/17/2018 5:37 AM, Oza Pawandeep wrote:
>>>> +++ b/include/linux/dpc.h
>>>> @@ -0,0 +1,9 @@
>>>> +/* SPDX-License-Identifier: GPL-2.0 */
>>>> +
>>>> +#ifndef _DPC_H_
>>>> +#define _DPC_H_
>>>> +
>>>> +#define DPC_FATALÂÂÂÂÂÂÂ 4
>>>> +
>>>> +#endif //_DPC_H_
>>>> +
>>>
>>> can you keep this in drivers/pci.h and get rid of this file?
>>
>> I thought about this, but if I keep it in drivers/pci.h,
>> then AER's defines have to be in that as well. (for unification)
>>
>> and then all the dependent files who are using AER_FATAL such as
>> drivers/acpi/apei/ghees.c
>> have to go on including this drivers file which is odd way of doing it.
>>
>> So I am not very sure about this....since AER_FATAL are in aer.h, I
>> have made dpc.h
>>
>>
>> Regards,
>> Oza.
>
> Should I be doing in next patch-set series ?
>

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.

--
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.