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[SCSI] zfcp: fix handling of port boxed and lun boxed fsf states

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From: Maxim Shchetynin <maxim@de.ibm.com>

Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Andreas Herrmann
2005-06-13 13:23:57 +02:00
committed by James Bottomley
parent cd8a383ebc
commit d736a27b7e
4 changed files with 75 additions and 28 deletions
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68
drivers/s390/scsi/zfcp_erp.c
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@@ -3481,6 +3481,45 @@ zfcp_erp_action_to_ready(struct zfcp_erp_action *erp_action)
list_move(&erp_action->list, &erp_action->adapter->erp_ready_head);
}
/*
* function: zfcp_erp_port_boxed
*
* purpose:
*/
void
zfcp_erp_port_boxed(struct zfcp_port *port)
{
struct zfcp_adapter *adapter = port->adapter;
unsigned long flags;
debug_text_event(adapter->erp_dbf, 3, "p_access_boxed");
debug_event(adapter->erp_dbf, 3, &port->wwpn, sizeof(wwn_t));
read_lock_irqsave(&zfcp_data.config_lock, flags);
zfcp_erp_modify_port_status(port,
ZFCP_STATUS_COMMON_ACCESS_BOXED,
ZFCP_SET);
read_unlock_irqrestore(&zfcp_data.config_lock, flags);
zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED);
}
/*
* function: zfcp_erp_unit_boxed
*
* purpose:
*/
void
zfcp_erp_unit_boxed(struct zfcp_unit *unit)
{
struct zfcp_adapter *adapter = unit->port->adapter;
debug_text_event(adapter->erp_dbf, 3, "u_access_boxed");
debug_event(adapter->erp_dbf, 3, &unit->fcp_lun, sizeof(fcp_lun_t));
zfcp_erp_modify_unit_status(unit,
ZFCP_STATUS_COMMON_ACCESS_BOXED,
ZFCP_SET);
zfcp_erp_unit_reopen(unit, ZFCP_STATUS_COMMON_ERP_FAILED);
}
/*
* function: zfcp_erp_port_access_denied
*
@@ -3492,11 +3531,13 @@ zfcp_erp_port_access_denied(struct zfcp_port *port)
struct zfcp_adapter *adapter = port->adapter;
unsigned long flags;
debug_text_event(adapter->erp_dbf, 3, "p_access_block");
debug_text_event(adapter->erp_dbf, 3, "p_access_denied");
debug_event(adapter->erp_dbf, 3, &port->wwpn, sizeof(wwn_t));
read_lock_irqsave(&zfcp_data.config_lock, flags);
zfcp_erp_modify_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED |
ZFCP_STATUS_COMMON_ACCESS_DENIED, ZFCP_SET);
zfcp_erp_modify_port_status(port,
ZFCP_STATUS_COMMON_ERP_FAILED |
ZFCP_STATUS_COMMON_ACCESS_DENIED,
ZFCP_SET);
read_unlock_irqrestore(&zfcp_data.config_lock, flags);
}
@@ -3510,10 +3551,12 @@ zfcp_erp_unit_access_denied(struct zfcp_unit *unit)
{
struct zfcp_adapter *adapter = unit->port->adapter;
debug_text_event(adapter->erp_dbf, 3, "u_access_block");
debug_text_event(adapter->erp_dbf, 3, "u_access_denied");
debug_event(adapter->erp_dbf, 3, &unit->fcp_lun, sizeof(fcp_lun_t));
zfcp_erp_modify_unit_status(unit, ZFCP_STATUS_COMMON_ERP_FAILED |
ZFCP_STATUS_COMMON_ACCESS_DENIED, ZFCP_SET);
zfcp_erp_modify_unit_status(unit,
ZFCP_STATUS_COMMON_ERP_FAILED |
ZFCP_STATUS_COMMON_ACCESS_DENIED,
ZFCP_SET);
}
/*
@@ -3527,7 +3570,7 @@ zfcp_erp_adapter_access_changed(struct zfcp_adapter *adapter)
struct zfcp_port *port;
unsigned long flags;
debug_text_event(adapter->erp_dbf, 3, "a_access_unblock");
debug_text_event(adapter->erp_dbf, 3, "a_access_recover");
debug_event(adapter->erp_dbf, 3, &adapter->name, 8);
read_lock_irqsave(&zfcp_data.config_lock, flags);
@@ -3550,10 +3593,12 @@ zfcp_erp_port_access_changed(struct zfcp_port *port)
struct zfcp_adapter *adapter = port->adapter;
struct zfcp_unit *unit;
debug_text_event(adapter->erp_dbf, 3, "p_access_unblock");
debug_text_event(adapter->erp_dbf, 3, "p_access_recover");
debug_event(adapter->erp_dbf, 3, &port->wwpn, sizeof(wwn_t));
if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED,
&port->status) &&
!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_BOXED,
&port->status)) {
if (!atomic_test_mask(ZFCP_STATUS_PORT_WKA, &port->status))
list_for_each_entry(unit, &port->unit_list_head, list)
@@ -3580,10 +3625,13 @@ zfcp_erp_unit_access_changed(struct zfcp_unit *unit)
{
struct zfcp_adapter *adapter = unit->port->adapter;
debug_text_event(adapter->erp_dbf, 3, "u_access_unblock");
debug_text_event(adapter->erp_dbf, 3, "u_access_recover");
debug_event(adapter->erp_dbf, 3, &unit->fcp_lun, sizeof(fcp_lun_t));
if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED, &unit->status))
if (!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_DENIED,
&unit->status) &&
!atomic_test_mask(ZFCP_STATUS_COMMON_ACCESS_BOXED,
&unit->status))
return;
ZFCP_LOG_NORMAL("reopen of unit 0x%016Lx on port 0x%016Lx "