Ejemplo n.º 1
0
static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result)
{
	struct zfcp_adapter *adapter = act->adapter;
	struct zfcp_port *port = act->port;
	struct zfcp_unit *unit = act->unit;

	switch (act->action) {
	case ZFCP_ERP_ACTION_REOPEN_UNIT:
		zfcp_unit_put(unit);
		break;

	case ZFCP_ERP_ACTION_REOPEN_PORT:
		if (result == ZFCP_ERP_SUCCEEDED)
			zfcp_scsi_schedule_rport_register(port);
		/* fall through */
	case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
		zfcp_port_put(port);
		break;

	case ZFCP_ERP_ACTION_REOPEN_ADAPTER:
		if (result == ZFCP_ERP_SUCCEEDED) {
			register_service_level(&adapter->service_level);
			queue_work(adapter->work_queue, &adapter->scan_work);
		} else
			unregister_service_level(&adapter->service_level);
		zfcp_adapter_put(adapter);
		break;
	}
}
Ejemplo n.º 2
0
static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result)
{
    struct zfcp_adapter *adapter = act->adapter;
    struct zfcp_port *port = act->port;
    struct scsi_device *sdev = act->sdev;

    switch (act->action) {
    case ZFCP_ERP_ACTION_REOPEN_LUN:
        if (!(act->status & ZFCP_STATUS_ERP_NO_REF))
            scsi_device_put(sdev);
        break;

    case ZFCP_ERP_ACTION_REOPEN_PORT:
        if (result == ZFCP_ERP_SUCCEEDED)
            zfcp_scsi_schedule_rport_register(port);

    case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
        put_device(&port->dev);
        break;

    case ZFCP_ERP_ACTION_REOPEN_ADAPTER:
        if (result == ZFCP_ERP_SUCCEEDED) {
            register_service_level(&adapter->service_level);
            queue_work(adapter->work_queue, &adapter->scan_work);
            queue_work(adapter->work_queue, &adapter->ns_up_work);
        } else
            unregister_service_level(&adapter->service_level);

        kref_put(&adapter->ref, zfcp_adapter_release);
        break;
    }
}
Ejemplo n.º 3
0
static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result)
{
	struct zfcp_adapter *adapter = act->adapter;
	struct zfcp_port *port = act->port;
	struct zfcp_unit *unit = act->unit;

	switch (act->action) {
	case ZFCP_ERP_ACTION_REOPEN_UNIT:
		if ((result == ZFCP_ERP_SUCCEEDED) && !unit->device) {
			zfcp_unit_get(unit);
			if (scsi_queue_work(unit->port->adapter->scsi_host,
					    &unit->scsi_work) <= 0)
				zfcp_unit_put(unit);
		}
		zfcp_unit_put(unit);
		break;

	case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
	case ZFCP_ERP_ACTION_REOPEN_PORT:
		if (result == ZFCP_ERP_SUCCEEDED)
			zfcp_scsi_schedule_rport_register(port);
		zfcp_port_put(port);
		break;

	case ZFCP_ERP_ACTION_REOPEN_ADAPTER:
		if (result == ZFCP_ERP_SUCCEEDED) {
			register_service_level(&adapter->service_level);
			schedule_work(&adapter->scan_work);
		} else
			unregister_service_level(&adapter->service_level);
		zfcp_adapter_put(adapter);
		break;
	}
}
Ejemplo n.º 4
0
static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result)
{
	struct zfcp_adapter *adapter = act->adapter;
	struct zfcp_port *port = act->port;
	struct scsi_device *sdev = act->sdev;

	switch (act->action) {
	case ZFCP_ERP_ACTION_REOPEN_LUN:
		if (!(act->status & ZFCP_STATUS_ERP_NO_REF))
			scsi_device_put(sdev);
		zfcp_erp_try_rport_unblock(port);
		break;

	case ZFCP_ERP_ACTION_REOPEN_PORT:
		/* This switch case might also happen after a forced reopen
		 * was successfully done and thus overwritten with a new
		 * non-forced reopen at `ersfs_2'. In this case, we must not
		 * do the clean-up of the non-forced version.
		 */
		if (act->step != ZFCP_ERP_STEP_UNINITIALIZED)
			if (result == ZFCP_ERP_SUCCEEDED)
				zfcp_erp_try_rport_unblock(port);
		/* fall through */
	case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
		put_device(&port->dev);
		break;

	case ZFCP_ERP_ACTION_REOPEN_ADAPTER:
		if (result == ZFCP_ERP_SUCCEEDED) {
			register_service_level(&adapter->service_level);
			zfcp_fc_conditional_port_scan(adapter);
			queue_work(adapter->work_queue, &adapter->ns_up_work);
		} else
			unregister_service_level(&adapter->service_level);

		kref_put(&adapter->ref, zfcp_adapter_release);
		break;
	}
}
Ejemplo n.º 5
0
static int __init service_level_perf_register(void)
{
	return register_service_level(&service_level_perf);
}