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authorJames Smart <james.smart@emulex.com>2012-01-18 16:25:25 -0500
committerJames Bottomley <JBottomley@Parallels.com>2012-02-19 08:08:53 -0600
commiteff4a01b6e9f8cee3c541ab7f2ad18b5bbffd124 (patch)
treef77ae41ac94f3bdc6cfde5fb5847f807c1f257ae /drivers/scsi
parentacd6859b084d1e1b3ec8bc9befe6532223260d33 (diff)
[SCSI] lpfc 8.3.29: FC Discovery state machine fixes
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>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c2
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c4
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c9
3 files changed, 13 insertions, 2 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 2e7709f680b..8db2fb3b45e 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -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) {
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 678a4b11059..2cadb8271f1 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -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;
}
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index d9628770f11..a91914968cb 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -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