[PATCH v1] drm/amdgpu: give each kernel job a unique id

[Danilo Krummrich]

On Fri, Jun 13, 2025 at 09:51:27AM +0200, Pierre-Eric Pelloux-Prayer wrote:
> If the theoretical overlap with client drm id is a concern, adding code to
> drm_file_alloc() to not use the last 0xff ids would be easy.

Not the theoretical overlap is not of any concern for me. What I dislike is
drivers silently relying on DRM API internals.

> btw maybe other drivers also use kernel jobs with the same semantics, in
> which case we might want to move the special IDs definition to a shared
> place.

Exactly, if kernel IDs are a thing we agree makes sense, we should provide a
common API to properly obtain a kernel ID, regardless of whether it's an atomic
or IDA.