/**
* Frees all conn objects and deallocs conn descriptor
*/
static void iser_conn_release(struct iser_conn *ib_conn)
{
struct iser_device *device = ib_conn->device;
BUG_ON(ib_conn->state != ISER_CONN_DOWN);
mutex_lock(&ig.connlist_mutex);
list_del(&ib_conn->conn_list);
mutex_unlock(&ig.connlist_mutex);
iser_free_ib_conn_res(ib_conn);
ib_conn->device = NULL;
/* on EVENT_ADDR_ERROR there's no device yet for this conn */
if (device != NULL)
iser_device_try_release(device);
if (ib_conn->iser_conn)
ib_conn->iser_conn->ib_conn = NULL;
iscsi2_destroy_endpoint(ib_conn->ep);
}
/**
* beiscsi_conn_stop - Invalidate and stop the connection
* @cls_conn: pointer to get iscsi_conn
* @flag: The type of connection closure
*/
void beiscsi_conn_stop(struct iscsi_cls_conn *cls_conn, int flag)
{
struct iscsi_conn *conn = cls_conn->dd_data;
struct beiscsi_conn *beiscsi_conn = conn->dd_data;
struct beiscsi_endpoint *beiscsi_ep;
struct iscsi_session *session = conn->session;
struct Scsi_Host *shost = iscsi_session_to_shost(session->cls_session);
struct beiscsi_hba *phba = iscsi_host_priv(shost);
unsigned int tag;
unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH;
beiscsi_ep = beiscsi_conn->ep;
if (!beiscsi_ep) {
SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop , no beiscsi_ep\n");
return;
}
SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop ep_cid = %d\n",
beiscsi_ep->ep_cid);
tag = mgmt_invalidate_connection(phba, beiscsi_ep,
beiscsi_ep->ep_cid, 0,
savecfg_flag);
if (!tag) {
SE_DEBUG(DBG_LVL_1,
"mgmt_invalidate_connection Failed for cid=%d \n",
beiscsi_ep->ep_cid);
} else {
wait_event_interruptible(phba->ctrl.mcc_wait[tag],
phba->ctrl.mcc_numtag[tag]);
free_mcc_tag(&phba->ctrl, tag);
}
beiscsi_close_conn(beiscsi_ep, CONNECTION_UPLOAD_GRACEFUL);
beiscsi_free_ep(beiscsi_ep);
iscsi2_destroy_endpoint(beiscsi_ep->openiscsi_ep);
SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop for ep_cid = %d\n", beiscsi_ep->ep_cid);
beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid);
iscsi2_conn_stop(cls_conn, flag);
}
static struct iscsi_endpoint *
iscsi_iser_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
int non_blocking)
{
int err;
struct iser_conn *ib_conn;
struct iscsi_endpoint *ep;
ep = iscsi2_create_endpoint(sizeof(*ib_conn));
if (!ep)
return ERR_PTR(-ENOMEM);
ib_conn = ep->dd_data;
ib_conn->ep = ep;
iser_conn_init(ib_conn);
err = iser_connect(ib_conn, NULL, (struct sockaddr_in *)dst_addr,
non_blocking);
if (err) {
iscsi2_destroy_endpoint(ep);
return ERR_PTR(err);
}
return ep;
}
