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path: root/drivers/scsi/ibmvscsi/ibmvfc.c
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Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvfc.c')
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 497a4cc4d9ef..166d96450a0e 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -2254,10 +2254,13 @@ static void ibmvfc_handle_async(struct ibmvfc_async_crq *crq,
continue;
if (crq->node_name && tgt->ids.node_name != crq->node_name)
continue;
- ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_DEL_RPORT);
+ if (tgt->need_login && crq->event == IBMVFC_AE_ELS_LOGO)
+ tgt->logo_rcvd = 1;
+ if (!tgt->need_login || crq->event == IBMVFC_AE_ELS_PLOGI) {
+ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_DEL_RPORT);
+ ibmvfc_reinit_host(vhost);
+ }
}
-
- ibmvfc_reinit_host(vhost);
break;
case IBMVFC_AE_LINK_DOWN:
case IBMVFC_AE_ADAPTER_FAILED:
@@ -2927,7 +2930,11 @@ static void ibmvfc_tgt_prli_done(struct ibmvfc_event *evt)
break;
case IBMVFC_MAD_FAILED:
default:
- if (ibmvfc_retry_cmd(rsp->status, rsp->error))
+ if ((rsp->status & IBMVFC_VIOS_FAILURE) && rsp->error == IBMVFC_PLOGI_REQUIRED)
+ level += ibmvfc_retry_tgt_init(tgt, ibmvfc_tgt_send_plogi);
+ else if (tgt->logo_rcvd)
+ level += ibmvfc_retry_tgt_init(tgt, ibmvfc_tgt_send_plogi);
+ else if (ibmvfc_retry_cmd(rsp->status, rsp->error))
level += ibmvfc_retry_tgt_init(tgt, ibmvfc_tgt_send_prli);
else
ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_DEL_RPORT);
@@ -3054,6 +3061,7 @@ static void ibmvfc_tgt_send_plogi(struct ibmvfc_target *tgt)
return;
kref_get(&tgt->kref);
+ tgt->logo_rcvd = 0;
evt = ibmvfc_get_event(vhost);
vhost->discovery_threads++;
ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_INIT_WAIT);