GUC_INVALID_CONTEXT_ID
ce->guc_id.id = GUC_INVALID_CONTEXT_ID;
GEM_BUG_ON(guc_id == GUC_INVALID_CONTEXT_ID);
return ce->guc_id.id == GUC_INVALID_CONTEXT_ID;
ce->guc_id.id = GUC_INVALID_CONTEXT_ID;