Re: [Xen-devel] [PATCH v2 2/3] drm/xen-front: Use Xen common shared buffer implementation

From: Boris Ostrovsky
Date: Mon Dec 17 2018 - 10:27:15 EST


On 12/17/18 10:03 AM, Oleksandr Andrushchenko wrote:
> On 12/17/18 4:52 PM, Boris Ostrovsky wrote:
>> On 12/17/18 5:19 AM, Oleksandr Andrushchenko wrote:
>>> Hello, Juergen, Boris!
>>>
>>> As this DRM part of the series is the only one which needs ack/nack
>>>
>>> (and it might take quite some time to complete) could we please
>>>
>>> merge the patches 1 and 3 now that already have ack/r-b?
>>>
>>
>>
>> TBH I am not sure it makes sense to do this without the second patch.
>> Refactoring (and IIUIC this series is purely refactoring --- is it not?)
>> is done to reduce amount of code, and with only first and third patch we
>> end up with quite a significant increase in the number of LoC. (I am
>> going purely by diffstat)
>>
>> Of course, the other reason for refactoring is to eliminate code
>> duplication, but without second patch that will not happen.
>
> Agree, but this is the basis for the new pv camera frontend
>
> I am working on now [1], so even if we do not remove the code from DRM
>
> then we at least do not add it to the camera driver


Since 1 and 3 are already ACKed you should be able to start the camera
series with these two patches as pre-requisites even if patch 2 is still
stalled by the time your camera code is posted (which I assume will be
4.22 or later).



-boris


>
>> -boris
>
> Thank you,
>
> Oleksandr
>
> [1]
> https://github.com/andr2000/linux/blob/camera_front_v1/drivers/media/xen/Kconfig#L6
>