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[SCSI] lpfc 8.2.3 : NPIV bug fixes

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NPIV bug fixes:
- Remove vport params on physical hba when npiv is disabled
- Implement new DA_ID CT command to remove vport information from
  the switch after delete. Some switches didn't clean this up unless
  the physical link dropped.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Smart
2007-10-27 13:37:17 -04:00
committed by James Bottomley
parent 57127f1572
commit 7ee5d43e2e
7 changed files with 127 additions and 81 deletions
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81
drivers/scsi/lpfc/lpfc_attr.c
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@@ -1113,7 +1113,13 @@ MODULE_PARM_DESC(lpfc_sli_mode, "SLI mode selector:"
" 2 - select SLI-2 even on SLI-3 capable HBAs,"
" 3 - select SLI-3");
LPFC_ATTR_R(enable_npiv, 0, 0, 1, "Enable NPIV functionality");
int lpfc_enable_npiv = 0;
module_param(lpfc_enable_npiv, int, 0);
MODULE_PARM_DESC(lpfc_enable_npiv, "Enable NPIV functionality");
lpfc_param_show(enable_npiv);
lpfc_param_init(enable_npiv, 0, 0, 1);
static CLASS_DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO,
lpfc_enable_npiv_show, NULL);
/*
# lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear
@@ -1258,6 +1264,13 @@ static CLASS_DEVICE_ATTR(lpfc_devloss_tmo, S_IRUGO | S_IWUSR,
LPFC_VPORT_ATTR_HEX_RW(log_verbose, 0x0, 0x0, 0xffff,
"Verbose logging bit-mask");
/*
# lpfc_enable_da_id: This turns on the DA_ID CT command that deregisters
# objects that have been registered with the nameserver after login.
*/
LPFC_VPORT_ATTR_R(enable_da_id, 0, 0, 1,
"Deregister nameserver objects before LOGO");
/*
# lun_queue_depth: This parameter is used to limit the number of outstanding
# commands per FCP LUN. Value range is [1,128]. Default value is 30.
@@ -1564,6 +1577,7 @@ struct class_device_attribute *lpfc_vport_attrs[] = {
&class_device_attr_lpfc_max_luns,
&class_device_attr_nport_evt_cnt,
&class_device_attr_npiv_info,
&class_device_attr_lpfc_enable_da_id,
NULL,
};
@@ -2349,69 +2363,13 @@ struct fc_function_template lpfc_transport_functions = {
.dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk,
.terminate_rport_io = lpfc_terminate_rport_io,
.vport_create = lpfc_vport_create,
.vport_delete = lpfc_vport_delete,
/* Vport fields are filled in at runtime based on enable_npiv */
.vport_create = NULL,
.vport_delete = NULL,
.vport_disable = NULL,
.dd_fcvport_size = sizeof(struct lpfc_vport *),
};
struct fc_function_template lpfc_vport_transport_functions = {
/* fixed attributes the driver supports */
.show_host_node_name = 1,
.show_host_port_name = 1,
.show_host_supported_classes = 1,
.show_host_supported_fc4s = 1,
.show_host_supported_speeds = 1,
.show_host_maxframe_size = 1,
/* dynamic attributes the driver supports */
.get_host_port_id = lpfc_get_host_port_id,
.show_host_port_id = 1,
.get_host_port_type = lpfc_get_host_port_type,
.show_host_port_type = 1,
.get_host_port_state = lpfc_get_host_port_state,
.show_host_port_state = 1,
/* active_fc4s is shown but doesn't change (thus no get function) */
.show_host_active_fc4s = 1,
.get_host_speed = lpfc_get_host_speed,
.show_host_speed = 1,
.get_host_fabric_name = lpfc_get_host_fabric_name,
.show_host_fabric_name = 1,
/*
* The LPFC driver treats linkdown handling as target loss events
* so there are no sysfs handlers for link_down_tmo.
*/
.get_fc_host_stats = lpfc_get_stats,
.reset_fc_host_stats = lpfc_reset_stats,
.dd_fcrport_size = sizeof(struct lpfc_rport_data),
.show_rport_maxframe_size = 1,
.show_rport_supported_classes = 1,
.set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo,
.show_rport_dev_loss_tmo = 1,
.get_starget_port_id = lpfc_get_starget_port_id,
.show_starget_port_id = 1,
.get_starget_node_name = lpfc_get_starget_node_name,
.show_starget_node_name = 1,
.get_starget_port_name = lpfc_get_starget_port_name,
.show_starget_port_name = 1,
.dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk,
.terminate_rport_io = lpfc_terminate_rport_io,
.vport_disable = lpfc_vport_disable,
};
void
lpfc_get_cfgparam(struct lpfc_hba *phba)
{
@@ -2460,5 +2418,6 @@ lpfc_get_vport_cfgparam(struct lpfc_vport *vport)
lpfc_discovery_threads_init(vport, lpfc_discovery_threads);
lpfc_max_luns_init(vport, lpfc_max_luns);
lpfc_scan_down_init(vport, lpfc_scan_down);
lpfc_enable_da_id_init(vport, lpfc_enable_da_id);
return;
}