From eff4a01b6e9f8cee3c541ab7f2ad18b5bbffd124 Mon Sep 17 00:00:00 2001 From: James Smart Date: Wed, 18 Jan 2012 16:25:25 -0500 Subject: [PATCH] [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 Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_els.c | 2 +- drivers/scsi/lpfc/lpfc_hbadisc.c | 4 ++++ drivers/scsi/lpfc/lpfc_init.c | 9 ++++++++- 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 -- 2.39.5