On 6/29/25 10:12 PM, Rob Clark wrote:
+ /* + * We mostly want to use DRM_GPUVM_RESV_PROTECTED, except that + * makes drm_gpuvm_bo_evict() a no-op for extobjs (ie. we loose + * tracking that an extobj is evicted) :facepalm: + */
Yeah, it's a consequence of this locking scheme and I really hate it. However, you don't entirely loose tracking: The next time you call drm_gpuvm_prepare_objects() it will be added to the list [1] and hence picked up by subsequent validation through drm_gpuvm_validate(). [1] https://elixir.bootlin.com/linux/v6.16/source/drivers/gpu/drm/drm_gpuvm.c#L1154
