[PATCH RFC 2/5] cgroup: Add mechanism to register vendor specific DRM devices

Tejun Heo tj at kernel.org
Tue Nov 20 20:21:41 UTC 2018


On Tue, Nov 20, 2018 at 01:58:11PM -0500, Kenny Ho wrote:
> Since many parts of the DRM subsystem has vendor-specific
> implementations, we introduce mechanisms for vendor to register their
> specific resources and control files to the DRM cgroup subsystem.  A
> vendor will register itself with the DRM cgroup subsystem first before
> registering individual DRM devices to the cgroup subsystem.
> In addition to the cgroup_subsys_state that is common to all DRM
> devices, a device-specific state is introduced and it is allocated
> according to the vendor of the device.

So, I'm still pretty negative about adding drm controller at this
point.  There isn't enough of common resource model defined yet and
until that gets sorted out I think it's in the best interest of
everyone involved to keep it inside drm or specific driver proper.



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