static int zfcp_erp_strategy_check_adapter(struct zfcp_adapter *adapter,
int result)
{
switch (result) {
case ZFCP_ERP_SUCCEEDED :
atomic_set(&adapter->erp_counter, 0);
zfcp_erp_adapter_unblock(adapter);
break;
case ZFCP_ERP_FAILED :
atomic_inc(&adapter->erp_counter);
if (atomic_read(&adapter->erp_counter) > ZFCP_MAX_ERPS) {
dev_err(&adapter->ccw_device->dev,
"ERP cannot recover an error "
"on the FCP device\n");
zfcp_erp_adapter_failed(adapter, "erasck1", NULL);
}
break;
}
if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
zfcp_erp_adapter_block(adapter, 0);
result = ZFCP_ERP_EXIT;
}
return result;
}
static int _zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter,
int clear_mask, u8 id, void *ref)
{
zfcp_erp_adapter_block(adapter, clear_mask);
/* ensure propagation of failed status to new devices */
if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
zfcp_erp_adapter_failed(adapter, 13, NULL);
return -EIO;
}
return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER,
adapter, NULL, NULL, id, ref);
}
static int _zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter,
int clear_mask, char *id)
{
zfcp_erp_adapter_block(adapter, clear_mask);
zfcp_scsi_schedule_rports_block(adapter);
if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
zfcp_erp_set_adapter_status(adapter,
ZFCP_STATUS_COMMON_ERP_FAILED);
return -EIO;
}
return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER,
adapter, NULL, NULL, id, 0);
}
void zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter, int clear, char *id)
{
unsigned long flags;
zfcp_erp_adapter_block(adapter, clear);
zfcp_scsi_schedule_rports_block(adapter);
write_lock_irqsave(&adapter->erp_lock, flags);
if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
zfcp_erp_set_adapter_status(adapter,
ZFCP_STATUS_COMMON_ERP_FAILED);
else
zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, adapter,
NULL, NULL, id, 0);
write_unlock_irqrestore(&adapter->erp_lock, flags);
}