+ if (bio_rw_ahead(bio))
+ req->cmd_flags |= (REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT |
+ REQ_FAILFAST_DRIVER);
+ if (bio_failfast_dev(bio))
+ req->cmd_flags |= REQ_FAILFAST_DEV;
+ if (bio_failfast_transport(bio))
+ req->cmd_flags |= REQ_FAILFAST_TRANSPORT;
+ if (bio_failfast_driver(bio))
+ req->cmd_flags |= REQ_FAILFAST_DRIVER;