diff options
| -rw-r--r-- | drivers/scsi/bnx2fc/bnx2fc.h | 3 | ||||
| -rw-r--r-- | drivers/scsi/bnx2fc/bnx2fc_io.c | 37 |
2 files changed, 40 insertions, 0 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc.h b/drivers/scsi/bnx2fc/bnx2fc.h index 63de1c7cd0cb..b843d710688c 100644 --- a/drivers/scsi/bnx2fc/bnx2fc.h +++ b/drivers/scsi/bnx2fc/bnx2fc.h @@ -145,6 +145,9 @@ #define REC_RETRY_COUNT 1 #define BNX2FC_NUM_ERR_BITS 63 +#define BNX2FC_RELOGIN_WAIT_TIME 200 +#define BNX2FC_RELOGIN_WAIT_CNT 10 + /* bnx2fc driver uses only one instance of fcoe_percpu_s */ extern struct fcoe_percpu_s bnx2fc_global; diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c index 0c64d184d731..84a78af83f90 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_io.c +++ b/drivers/scsi/bnx2fc/bnx2fc_io.c @@ -1103,7 +1103,10 @@ int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd) struct fc_rport_libfc_priv *rp = rport->dd_data; struct bnx2fc_cmd *io_req; struct fc_lport *lport; + struct fc_rport_priv *rdata; struct bnx2fc_rport *tgt; + int logo_issued; + int wait_cnt = 0; int rc = FAILED; @@ -1192,8 +1195,40 @@ int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd) } else { printk(KERN_ERR PFX "eh_abort: io_req (xid = 0x%x) " "already in abts processing\n", io_req->xid); + if (cancel_delayed_work(&io_req->timeout_work)) + kref_put(&io_req->refcount, + bnx2fc_cmd_release); /* drop timer hold */ + bnx2fc_initiate_cleanup(io_req); + + spin_unlock_bh(&tgt->tgt_lock); + + wait_for_completion(&io_req->tm_done); + + spin_lock_bh(&tgt->tgt_lock); + io_req->wait_for_comp = 0; + rdata = io_req->tgt->rdata; + logo_issued = test_and_set_bit(BNX2FC_FLAG_EXPL_LOGO, + &tgt->flags); kref_put(&io_req->refcount, bnx2fc_cmd_release); spin_unlock_bh(&tgt->tgt_lock); + + if (!logo_issued) { + BNX2FC_IO_DBG(io_req, "Expl logo - tgt flags = 0x%lx\n", + tgt->flags); + mutex_lock(&lport->disc.disc_mutex); + lport->tt.rport_logoff(rdata); + mutex_unlock(&lport->disc.disc_mutex); + do { + msleep(BNX2FC_RELOGIN_WAIT_TIME); + /* + * If session not recovered, let SCSI-ml + * escalate error recovery. + */ + if (wait_cnt++ > BNX2FC_RELOGIN_WAIT_CNT) + return FAILED; + } while (!test_bit(BNX2FC_FLAG_SESSION_READY, + &tgt->flags)); + } return SUCCESS; } if (rc == FAILED) { @@ -1275,6 +1310,8 @@ void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, io_req->refcount.refcount.counter, io_req->cmd_type); bnx2fc_scsi_done(io_req, DID_ERROR); kref_put(&io_req->refcount, bnx2fc_cmd_release); + if (io_req->wait_for_comp) + complete(&io_req->tm_done); } void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, |