[SCSI] lpfc 8.3.13: Add TX Queue Support for SLI4 ELS commands.

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 28 insertions, 8 deletions

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 6b1850c9fdff..f936f8c7efe1 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1472,8 +1472,12 @@ lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			}
 			goto out;
 		}
-		/* PLOGI failed */
-		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+		/* PLOGI failed Don't print the vport to vport rjts */
+		if (irsp->ulpStatus != IOSTAT_LS_RJT ||
+			(((irsp->un.ulpWord[4]) >> 16 != LSRJT_INVALID_CMD) &&
+			((irsp->un.ulpWord[4]) >> 16 != LSRJT_UNABLE_TPC)) ||
+			(phba)->pport->cfg_log_verbose & LOG_ELS)
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
 				 "2753 PLOGI failure DID:%06X Status:x%x/x%x\n",
 				 ndlp->nlp_DID, irsp->ulpStatus,
 				 irsp->un.ulpWord[4]);
@@ -5144,6 +5148,7 @@ lpfc_els_timeout(unsigned long ptr)
 	return;
 }
 
+
 /**
  * lpfc_els_timeout_handler - Process an els timeout event
  * @vport: pointer to a virtual N_Port data structure.
@@ -5164,13 +5169,19 @@ lpfc_els_timeout_handler(struct lpfc_vport *vport)
 	uint32_t els_command = 0;
 	uint32_t timeout;
 	uint32_t remote_ID = 0xffffffff;
+	LIST_HEAD(txcmplq_completions);
+	LIST_HEAD(abort_list);
+
 
-	spin_lock_irq(&phba->hbalock);
 	timeout = (uint32_t)(phba->fc_ratov << 1);
 
 	pring = &phba->sli.ring[LPFC_ELS_RING];
 
-	list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) {
+	spin_lock_irq(&phba->hbalock);
+	list_splice_init(&pring->txcmplq, &txcmplq_completions);
+	spin_unlock_irq(&phba->hbalock);
+
+	list_for_each_entry_safe(piocb, tmp_iocb, &txcmplq_completions, list) {
 		cmd = &piocb->iocb;
 
 		if ((piocb->iocb_flag & LPFC_IO_LIBDFC) != 0 ||
@@ -5207,13 +5218,22 @@ lpfc_els_timeout_handler(struct lpfc_vport *vport)
 			if (ndlp && NLP_CHK_NODE_ACT(ndlp))
 				remote_ID = ndlp->nlp_DID;
 		}
+		list_add_tail(&piocb->dlist, &abort_list);
+	}
+	spin_lock_irq(&phba->hbalock);
+	list_splice(&txcmplq_completions, &pring->txcmplq);
+	spin_unlock_irq(&phba->hbalock);
+
+	list_for_each_entry_safe(piocb, tmp_iocb, &abort_list, dlist) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
-				 "0127 ELS timeout Data: x%x x%x x%x "
-				 "x%x\n", els_command,
-				 remote_ID, cmd->ulpCommand, cmd->ulpIoTag);
+			 "0127 ELS timeout Data: x%x x%x x%x "
+			 "x%x\n", els_command,
+			 remote_ID, cmd->ulpCommand, cmd->ulpIoTag);
+		spin_lock_irq(&phba->hbalock);
+		list_del_init(&piocb->dlist);
 		lpfc_sli_issue_abort_iotag(phba, pring, piocb);
+		spin_unlock_irq(&phba->hbalock);
 	}
-	spin_unlock_irq(&phba->hbalock);
 
 	if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt)
 		mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout);