Fixed issue of task management commands having a fixed timeout
Signed-off-by: James Smart <james.sm...@emulex.com>
---
lpfc.h | 1 +
lpfc_attr.c | 8 ++++++++
lpfc_scsi.c | 2 +-
3 files changed, 10 insertions(+), 1 deletion(-)
diff -upNr a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
--- a/drivers/scsi/lpfc/lpfc_attr.c 2013-09-06 10:04:23.068058739 -0400
+++ b/drivers/scsi/lpfc/lpfc_attr.c 2013-09-06 10:04:34.728059004 -0400
@@ -4115,6 +4115,12 @@ LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
"Milliseconds driver will wait between polling FCP ring");
/*
+# lpfc_task_mgmt_tmo: Maximum time to wait for task management commands
+# to complete in seconds. Value range is [5,180], default value is 60.
+*/
+LPFC_ATTR_RW(task_mgmt_tmo, 60, 5, 180,
+ "Maximum time to wait for task management commands to complete");
+/*
# lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that
# support this feature
# 0 = MSI disabled
@@ -4300,6 +4306,7 @@ struct device_attribute *lpfc_hba_attrs[
&dev_attr_issue_reset,
&dev_attr_lpfc_poll,
&dev_attr_lpfc_poll_tmo,
+ &dev_attr_lpfc_task_mgmt_tmo,
&dev_attr_lpfc_use_msi,
&dev_attr_lpfc_fcp_imax,
&dev_attr_lpfc_fcp_cpu_map,
@@ -5279,6 +5286,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
lpfc_topology_init(phba, lpfc_topology);
lpfc_link_speed_init(phba, lpfc_link_speed);
lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
+ lpfc_task_mgmt_tmo_init(phba, lpfc_task_mgmt_tmo);
lpfc_enable_npiv_init(phba, lpfc_enable_npiv);
lpfc_fcf_failover_policy_init(phba, lpfc_fcf_failover_policy);
lpfc_enable_rrq_init(phba, lpfc_enable_rrq);
diff -upNr a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
--- a/drivers/scsi/lpfc/lpfc.h 2013-09-04 13:18:04.000000000 -0400
+++ b/drivers/scsi/lpfc/lpfc.h 2013-09-06 10:04:34.731059004 -0400
@@ -708,6 +708,7 @@ struct lpfc_hba {
uint32_t cfg_multi_ring_type;
uint32_t cfg_poll;
uint32_t cfg_poll_tmo;
+ uint32_t cfg_task_mgmt_tmo;
uint32_t cfg_use_msi;
uint32_t cfg_fcp_imax;
uint32_t cfg_fcp_cpu_map;
diff -upNr a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
--- a/drivers/scsi/lpfc/lpfc_scsi.c 2013-09-06 10:04:32.486058953 -0400
+++ b/drivers/scsi/lpfc/lpfc_scsi.c 2013-09-06 10:04:34.787059006 -0400
@@ -5015,7 +5015,7 @@ lpfc_send_taskmgmt(struct lpfc_vport *vp
lpfc_cmd = lpfc_get_scsi_buf(phba, rdata->pnode);
if (lpfc_cmd == NULL)
return FAILED;
- lpfc_cmd->timeout = 60;
+ lpfc_cmd->timeout = phba->cfg_task_mgmt_tmo;
lpfc_cmd->rdata = rdata;
status = lpfc_scsi_prep_task_mgmt_cmd(vport, lpfc_cmd, lun_id,
--
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