221 	svm_range_bo_ref(prange->svm_bo);  in svm_migrate_get_vram_page()
222 	page->zone_device_data = prange->svm_bo;  in svm_migrate_get_vram_page()
506 	struct svm_range_bo *svm_bo = page->zone_device_data;  in svm_migrate_page_free()  local
508 	if (svm_bo) {  in svm_migrate_page_free()
509 		pr_debug("svm_bo ref left: %d\n", kref_read(&svm_bo->kref));  in svm_migrate_page_free()
510 		svm_range_bo_unref(svm_bo);  in svm_migrate_page_free()
783 	struct svm_range_bo *svm_bo;  in svm_migrate_to_ram()  local
791 	svm_bo = vmf->page->zone_device_data;  in svm_migrate_to_ram()
792 	if (!svm_bo) {  in svm_migrate_to_ram()
796 	if (!mmget_not_zero(svm_bo->eviction_fence->mm)) {  in svm_migrate_to_ram()
801 	mm = svm_bo->eviction_fence->mm;  in svm_migrate_to_ram()