void
iscsit_sess_destroy(iscsit_sess_t *ist)
{
idm_refcnt_destroy(&ist->ist_refcnt);
if (ist->ist_initiator_name)
kmem_free(ist->ist_initiator_name,
strlen(ist->ist_initiator_name) + 1);
if (ist->ist_initiator_alias)
kmem_free(ist->ist_initiator_alias,
strlen(ist->ist_initiator_alias) + 1);
if (ist->ist_target_name)
kmem_free(ist->ist_target_name,
strlen(ist->ist_target_name) + 1);
if (ist->ist_target_alias)
kmem_free(ist->ist_target_alias,
strlen(ist->ist_target_alias) + 1);
avl_destroy(&ist->ist_task_list);
kmem_free(ist->ist_rxpdu_queue, sizeof (iscsit_cbuf_t));
list_destroy(&ist->ist_conn_list);
list_destroy(&ist->ist_events);
cv_destroy(&ist->ist_cv);
mutex_destroy(&ist->ist_mutex);
mutex_destroy(&ist->ist_sn_mutex);
kmem_free(ist, sizeof (*ist));
}
/*
* iser_tgt_svc_create()
* Establish the CM service for inbound iSER service requests on the port
* indicated by sr->sr_port.
* idm_svc_req_t contains the service parameters.
*/
idm_status_t
iser_tgt_svc_create(idm_svc_req_t *sr, idm_svc_t *is)
{
iser_svc_t *iser_svc;
int rc;
iser_svc = kmem_zalloc(sizeof (iser_svc_t), KM_SLEEP);
is->is_iser_svc = (void *)iser_svc;
idm_refcnt_init(&iser_svc->is_refcnt, iser_svc);
list_create(&iser_svc->is_sbindlist, sizeof (iser_sbind_t),
offsetof(iser_sbind_t, is_list_node));
iser_svc->is_svcid = ibt_get_ip_sid(IPPROTO_TCP, sr->sr_port);
/*
* Register an iSER target service for the requested port
* and set the iser_svc structure in the idm_svc handle.
*/
rc = iser_register_service(is);
if (rc != DDI_SUCCESS) {
ISER_LOG(CE_NOTE, "iser_tgt_svc_create: iser_register_service "
"failed on port (%d): rc (0x%x)", sr->sr_port, rc);
(void) ibt_release_ip_sid(iser_svc->is_svcid);
list_destroy(&iser_svc->is_sbindlist);
idm_refcnt_destroy(&iser_svc->is_refcnt);
kmem_free(iser_svc, sizeof (iser_svc_t));
return (IDM_STATUS_FAIL);
}
return (IDM_STATUS_SUCCESS);
}
/*
* iser_tgt_svc_destroy()
* Teardown resources allocated in iser_tgt_svc_create()
*/
static void
iser_tgt_svc_destroy(idm_svc_t *is)
{
iser_svc_t *iser_svc;
iser_svc = (iser_svc_t *)is->is_iser_svc;
/*
* Deregister the iSER target service on this port and free
* the iser_svc structure from the idm_svc handle.
*/
iser_deregister_service(is);
/* Wait for the iSER service handle's refcnt to zero */
idm_refcnt_wait_ref(&iser_svc->is_refcnt);
list_destroy(&iser_svc->is_sbindlist);
idm_refcnt_destroy(&iser_svc->is_refcnt);
kmem_free(iser_svc, sizeof (iser_svc_t));
}
