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authorJames Smart <james.smart@emulex.com>2013-03-01 21:35:38 (GMT)
committerJames Bottomley <JBottomley@Parallels.com>2013-04-09 22:07:39 (GMT)
commitae05ebe3bec9b2cecb1c09461ba2fd0dbfa81abb (patch)
treea7ba32da1d9388df31485a1562f6b3057d614bfc /drivers/scsi/lpfc/lpfc_hbadisc.c
parent0e9bb8d79c52ca115f3fc4a692ca0dd6931e2eeb (diff)
downloadlinux-fsl-qoriq-ae05ebe3bec9b2cecb1c09461ba2fd0dbfa81abb.tar.xz
[SCSI] lpfc 8.3.38: Fixed degraded performance after cable pulls
The service parameters for the VPI/RPIs were incorrect, resulting in lower utilization Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 915e1aa..6e74a75 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -2889,6 +2889,11 @@ lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
lpfc_vport_set_state(vport, FC_VPORT_FAILED);
goto out_free_mem;
}
+
+ /* If the VFI is already registered, there is nothing else to do */
+ if (vport->fc_flag & FC_VFI_REGISTERED)
+ goto out_free_mem;
+
/* The VPI is implicitly registered when the VFI is registered */
spin_lock_irq(shost->host_lock);
vport->vpi_state |= LPFC_VPI_REGISTERED;