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path: root/drivers/scsi/lpfc/lpfc_attr.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_attr.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 16498e030c70..00656fc92b93 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -1865,8 +1865,10 @@ lpfc_##attr##_set(struct lpfc_vport *vport, uint val) \
{ \
if (val >= minval && val <= maxval) {\
lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \
- "3053 lpfc_" #attr " changed from %d to %d\n", \
- vport->cfg_##attr, val); \
+ "3053 lpfc_" #attr \
+ " changed from %d (x%x) to %d (x%x)\n", \
+ vport->cfg_##attr, vport->cfg_##attr, \
+ val, val); \
vport->cfg_##attr = val;\
return 0;\
}\
@@ -4011,8 +4013,11 @@ LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support");
# For [0], FCP commands are issued to Work Queues ina round robin fashion.
# For [1], FCP commands are issued to a Work Queue associated with the
# current CPU.
+# It would be set to 1 by the driver if it's able to set up cpu affinity
+# for FCP I/Os through Work Queue associated with the current CPU. Otherwise,
+# roundrobin scheduling of FCP I/Os through WQs will be used.
*/
-LPFC_ATTR_RW(fcp_io_sched, 0, 0, 1, "Determine scheduling algrithmn for "
+LPFC_ATTR_RW(fcp_io_sched, 0, 0, 1, "Determine scheduling algorithm for "
"issuing commands [0] - Round Robin, [1] - Current CPU");
/*
@@ -4110,6 +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
@@ -4295,6 +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,
@@ -5274,6 +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);