diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c index bf152b636536..33ffbf894801 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c @@ -460,6 +460,15 @@ static void amdgpu_userq_cleanup(struct amdgpu_usermode_queue *queue) up_read(&adev->reset_domain->sem); } +/** + * amdgpu_userq_ensure_ev_fence - ensure a valid, unsignaled eviction fence exists + * @uq_mgr: the usermode queue manager for this process + * @evf_mgr: the eviction fence manager to check and rearm + * + * Ensures that a valid and not yet signaled eviction fence is attached to the + * usermode queue before any queue operations proceed. If it is signalled, then + * rearm a new eviction fence. + */ void amdgpu_userq_ensure_ev_fence(struct amdgpu_userq_mgr *uq_mgr, struct amdgpu_eviction_fence_mgr *evf_mgr) @@ -786,13 +795,6 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args) goto clean_mapping; } - /* - * There could be a situation that we are creating a new queue while - * the other queues under this UQ_mgr are suspended. So if there is any - * resume work pending, wait for it to get done. - * - * This will also make sure we have a valid eviction fence ready to be used. - */ amdgpu_userq_ensure_ev_fence(&fpriv->userq_mgr, &fpriv->evf_mgr); r = uq_funcs->mqd_create(queue, &args->in);