blk_rq_trace_sector
__entry->sector = blk_rq_trace_sector(rq);
__entry->sector = blk_rq_trace_sector(rq);
__blk_add_trace(bt, blk_rq_trace_sector(rq), nr_bytes, rq->cmd_flags,
__blk_add_trace(bt, blk_rq_trace_sector(rq), blk_rq_bytes(rq), 0,