diff options
| author | James Smart <jsmart2021@gmail.com> | 2017-11-21 01:00:38 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-12-05 02:32:54 +0100 |
| commit | 4938250ebdb89bd7ed9e4735ac705403fcd1e832 (patch) | |
| tree | c47d4d4cddd916a5f4eb8324c883b8c09946077f /drivers/scsi/lpfc/lpfc_els.c | |
| parent | scsi: lpfc: Fix ndlp ref count for pt2pt mode issue RSCN (diff) | |
| download | linux-4938250ebdb89bd7ed9e4735ac705403fcd1e832.tar.xz linux-4938250ebdb89bd7ed9e4735ac705403fcd1e832.zip | |
scsi: lpfc: Linux LPFC driver does not process all RSCNs
During RSCN storms, the driver does not rediscover some targets. The
driver marks some RSCN as to be handled after the ones it's working
on. The driver missed processing some deferred RSCN.
Move where the driver checks for deferred RSCNs and initiate deferred
RSCN handling if the flag was set. Also revise nport state within the
RSCN confirm routine. Add some state data to a possible debug print to
aid future debugging.
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_els.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 95733981828d..4a14f3c82a07 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -1675,6 +1675,7 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, /* Two ndlps cannot have the same did on the nodelist */ ndlp->nlp_DID = keepDID; + lpfc_nlp_set_state(vport, ndlp, keep_nlp_state); if (phba->sli_rev == LPFC_SLI_REV4 && active_rrqs_xri_bitmap) memcpy(ndlp->active_rrqs_xri_bitmap, @@ -6177,9 +6178,6 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); /* send RECOVERY event for ALL nodes that match RSCN payload */ lpfc_rscn_recovery_check(vport); - spin_lock_irq(shost->host_lock); - vport->fc_flag &= ~FC_RSCN_DEFERRED; - spin_unlock_irq(shost->host_lock); return 0; } lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |