Re: [RFC PATCH 0/3] new subsystem for compute accelerator devices

From: Jason Gunthorpe
Date: Tue Oct 25 2022 - 10:34:44 EST


On Tue, Oct 25, 2022 at 10:21:34AM -0400, Alex Deucher wrote:

> E.g., the kfd node provides platform level compute
> topology information; e.g., the NUMA details for connected GPUs and
> CPUs, non-GPU compute node information, cache level topologies, etc.

See, this is exactly what I'm talking about. What on earth does any of
this have to do with DRM?

We alread have places in the kernel that own and expose these kinds of
information, drivers need to use them. Not re-invent them.

Jason