Re: [PATCH] drm/msm: allow returning NULL from crete_address_space

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On 9.09.2024 1:25 PM, Dmitry Baryshkov wrote:
> On Mon, 9 Sept 2024 at 13:34, Konrad Dybcio <konradybcio@xxxxxxxxxx> wrote:
>>
>> On 8.09.2024 7:59 PM, Dmitry Baryshkov wrote:
>>> Under some circumstance
>>
>> Under what circumstances?
>>
>> This branch is only taken if there's a .create_private_address_space
>> callback and it only seems to be there on a[67]xx.
> 
> Existing code doesn't. I stumbled upon it while debugging private
> address space translation. And that's why I wrote 'it might be
> required' rather than 'the function returns'.
> So yes, there is no issue with the current code. And at the same time
> not having this in place makes debugging more difficult.

Feel free to submit your debugging code in a way that won't mess
with non-debug paths then.. This is trying to solve a non-existent
issue.

Konrad



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