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authorKaren Higgins <karen.higgins@qlogic.com>2009-07-15 20:03:02 (GMT)
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-07-30 13:50:01 (GMT)
commit16ed55f9de6743ceece9bf528362cadff10f1c5c (patch)
tree140a1136a21e408990241558cdc04c5520e9e16d /drivers/scsi/qla4xxx/ql4_mbx.c
parent612f73488785829d4f34aad00bfe30b904c94c9e (diff)
downloadlinux-fsl-qoriq-16ed55f9de6743ceece9bf528362cadff10f1c5c.tar.xz
[SCSI] qla4xxx: Remove hiwat code so scsi eh does not get escalated when we can make progress
Removed unnecessary hiwat code to free up the number available IOCBs. Eliminates unnecessary eh_ escalations due to inability to obtain IOCB pkt for marker. v2. - Remove define not used anymore and fix req_q_coun accounting. Signed-off-by: Karen Higgins <karen.higgins@qlogic.com> [michaelc: ported patch from qlogic.com driver to upstream] Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_mbx.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 051b0f5..09d6d4b 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -385,16 +385,6 @@ int qla4xxx_get_firmware_status(struct scsi_qla_host * ha)
mbox_sts[0]));
return QLA_ERROR;
}
-
- /* High-water mark of IOCBs */
- ha->iocb_hiwat = mbox_sts[2];
- if (ha->iocb_hiwat > IOCB_HIWAT_CUSHION)
- ha->iocb_hiwat -= IOCB_HIWAT_CUSHION;
- else
- dev_info(&ha->pdev->dev, "WARNING!!! You have less than %d "
- "firmware IOCBs available (%d).\n",
- IOCB_HIWAT_CUSHION, ha->iocb_hiwat);
-
return QLA_SUCCESS;
}