Re: [PATCH v4 3/6] drm/i915/ttm: Drop region reference counting

2021-11-18 Thread Matthew Auld
On 18/11/2021 13:02, Thomas Hellström wrote: There is an interesting refcounting loop: struct intel_memory_region has a struct ttm_resource_manager, ttm_resource_manager->move may hold a reference to i915_request, i915_request may hold a reference to intel_context, intel_context may hold a refere

[PATCH v4 3/6] drm/i915/ttm: Drop region reference counting

2021-11-18 Thread Thomas Hellström
There is an interesting refcounting loop: struct intel_memory_region has a struct ttm_resource_manager, ttm_resource_manager->move may hold a reference to i915_request, i915_request may hold a reference to intel_context, intel_context may hold a reference to drm_i915_gem_object, drm_i915_gem_object