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[SCSI] lpfc 8.3.21: RRQ Implementation fixes

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RRQ Implementation fixes

- Added checks to prevent a call to findnode_did in clr_active_rrq
- Added the del_sync_timer call for the rrq_tmr to the stop_hba_timers routine.
- Added a check in __lpfc_set_active_rrq for the driver unloading to prevent
  adding an rrq when the driver is being removed.
- Add code to scsi_iocb_cmpl to check for the remote stop and add the rrq.
- Added the same check to els retry.
- Added code to compare the source did in the els rrq to the vports did and
  chose the right exchange ID.
- Initialize the start_cmd pointer to indicate when we have looped through
  all of the scsi buffers.
- Remove the need for the lock around the clearing of the active bit in the
  rrq.
- Added code to clean the els and fcp xri aborted list and remove the all of
  the RRQs for a deleted vport.

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>
This commit is contained in:
James Smart
2011-02-16 12:39:35 -05:00
committed by James Bottomley
parent fedd3b7b93
commit 1151e3ec15
7 changed files with 207 additions and 140 deletions
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6
drivers/scsi/lpfc/lpfc_hbadisc.c
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@@ -3160,7 +3160,7 @@ lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
spin_unlock_irq(shost->host_lock);
vport->unreg_vpi_cmpl = VPORT_OK;
mempool_free(pmb, phba->mbox_mem_pool);
lpfc_cleanup_vports_rrqs(vport);
lpfc_cleanup_vports_rrqs(vport, NULL);
/*
* This shost reference might have been taken at the beginning of
* lpfc_vport_delete()
@@ -3900,6 +3900,8 @@ lpfc_drop_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
return;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
if (vport->phba->sli_rev == LPFC_SLI_REV4)
lpfc_cleanup_vports_rrqs(vport, ndlp);
lpfc_nlp_put(ndlp);
return;
}
@@ -4289,7 +4291,7 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
list_del_init(&ndlp->els_retry_evt.evt_listp);
list_del_init(&ndlp->dev_loss_evt.evt_listp);
lpfc_cleanup_vports_rrqs(vport, ndlp);
lpfc_unreg_rpi(vport, ndlp);
return 0;