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

[Dmitry Baryshkov]

On Mon, 9 Sept 2024 at 14:29, Konrad Dybcio <konradybcio at kernel.org> wrote:
>
> On 9.09.2024 1:25 PM, Dmitry Baryshkov wrote:
> > On Mon, 9 Sept 2024 at 13:34, Konrad Dybcio <konradybcio at kernel.org> 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.

Ack


-- 
With best wishes
Dmitry