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[SCSI] lpfc 8.3.29: FC Discovery state machine fixes

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FC Discovery state machine fixes.

- Fix bug with driver returning the inactive ndlp (125743)
- Fix discovery problem when in pt2pt by copying old ndlp state before
  state change (126887)
- Fix ndlp nodelist not empty wait timeout during driver unloading (127052)

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart 2012-01-18 16:25:25 -05:00 committed by James Bottomley
parent acd6859b08
commit eff4a01b6e
3 changed files with 13 additions and 2 deletions
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2
drivers/scsi/lpfc/lpfc_els.c
View file

@ -1526,7 +1526,6 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
memcpy(&ndlp->active_rrqs.xri_bitmap,
&rrq.xri_bitmap,
sizeof(ndlp->active_rrqs.xri_bitmap));
lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
/* Since we are swapping the ndlp passed in with the new one
* and the did has already been swapped, copy over the
* state and names.
@ -1536,6 +1535,7 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
memcpy(&new_ndlp->nlp_nodename, &ndlp->nlp_nodename,
sizeof(struct lpfc_name));
new_ndlp->nlp_state = ndlp->nlp_state;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
/* Fix up the rport accordingly */
rport = ndlp->rport;
if (rport) {

4
drivers/scsi/lpfc/lpfc_hbadisc.c
View file

@ -5332,6 +5332,10 @@ lpfc_filter_by_rpi(struct lpfc_nodelist *ndlp, void *param)
{
uint16_t *rpi = param;
/* check for active node */
if (!NLP_CHK_NODE_ACT(ndlp))
return 0;
return ndlp->nlp_rpi == *rpi;
}

9
drivers/scsi/lpfc/lpfc_init.c
View file

@ -2341,13 +2341,20 @@ lpfc_cleanup(struct lpfc_vport *vport)
continue;
}
/* take care of nodes in unused state before the state
* machine taking action.
*/
if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) {
lpfc_nlp_put(ndlp);
continue;
}
if (ndlp->nlp_type & NLP_FABRIC)
lpfc_disc_state_machine(vport, ndlp, NULL,
NLP_EVT_DEVICE_RECOVERY);
lpfc_disc_state_machine(vport, ndlp, NULL,
NLP_EVT_DEVICE_RM);
}
/* At this point, ALL ndlp's should be gone