linux-kernel - Re: [PATCH RFC v6 02/26] gpu: Move DRM buddy allocator one level up

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Message-ID: <CAPM=9tzafj_-L+ia8q=tL5DBWZU9PdSq9vaCAD7ituoMR+CaQg@mail.gmail.com>
Date: Fri, 6 Feb 2026 11:07:12 +1000
From: Dave Airlie <airlied@...il.com>
To: Joel Fernandes <joelagnelf@...dia.com>
Cc: linux-kernel@...r.kernel.org, 
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Subject: Re: [PATCH RFC v6 02/26] gpu: Move DRM buddy allocator one level up

On Fri, 6 Feb 2026 at 11:04, Joel Fernandes <joelagnelf@...dia.com> wrote:
>
>
>
> On 2/5/2026 3:55 PM, Dave Airlie wrote:
> > On Wed, 21 Jan 2026 at 06:44, Joel Fernandes <joelagnelf@...dia.com> wrote:
> >>
> >> Move the DRM buddy allocator one level up so that it can be used by GPU
> >> drivers (example, nova-core) that have usecases other than DRM (such as
> >> VFIO vGPU support). Modify the API, structures and Kconfigs to use
> >> "gpu_buddy" terminology. Adapt the drivers and tests to use the new API.
> >>
> >> The commit cannot be split due to bisectability, however no functional
> >> change is intended. Verified by running K-UNIT tests and build tested
> >> various configurations.
> >>
> >> Signed-off-by: Joel Fernandes <joelagnelf@...dia.com>
> >
> > I suggested this and think it's a good idea.
> >
> > Reviewed-by: Dave Airlie <airlied@...hat.com>
> Thanks, Dave!

I'm going to apply this to drm-misc-next today but I'll move some of it around.

Dave.