iscsit_inc_conn_usage_count identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/target/iscsi/iscsi_target_util.h, line 47 (as a prototype)

Defined in 1 files as a function:

drivers/target/iscsi/iscsi_target_util.c, line 825 (as a function)

Referenced in 4 files:

Smatch caller information:

drivers/target/iscsi/iscsi_target.c iscsit_build_conn_drop_async_message() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
PARAM_VALUE	0	conn->conn_state	5
CAPPED_DATA	0	&conn->conn_list	1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&sess->conn_lock
LOCK2		bh
TYPE_LOCK		(struct iscsit_session)->conn_lock

drivers/target/iscsi/iscsi_target.c iscsit_logout_closeconnection() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
PARAM_VALUE	0	conn->conn_logout_reason	1
PARAM_VALUE	0	conn->conn_logout_remove.counter	1
PARAM_VALUE	0	conn->conn_state	6
PARAM_VALUE	0	conn->state_lock.rlock.dep_map->name	0-255
BUF_SIZE	0	conn	(-1),128
BUF_SIZE	0	conn	(-1),128
CAPPED_DATA	0	conn->cid	1
DATA_SOURCE	0	conn	$1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		bh
LOCK2	0	&conn->state_lock
HALF_LOCKED2		&conn->sess->cmdsn_mutex
HALF_LOCKED2		&sess->cmdsn_mutex
TYPE_LOCK		(struct iscsit_conn)->state_lock

drivers/target/iscsi/iscsi_target.c iscsit_logout_closesession() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
PARAM_VALUE	0	conn->conn_logout_reason	0
PARAM_VALUE	0	conn->conn_logout_remove.counter	1
PARAM_VALUE	0	conn->sess	4096-ptr_max
BUF_SIZE	0	conn	(-1),128
BUF_SIZE	0	conn	(-1),128
DATA_SOURCE	0	conn	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&conn->sess->cmdsn_mutex
HALF_LOCKED2		&sess->cmdsn_mutex

drivers/target/iscsi/iscsi_target.c iscsit_logout_post_handler_diffcid() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
CAPPED_DATA	0	conn->cid	1
CAPPED_DATA	0	&conn->conn_list	1
PREEMPT_ADD			<- disables preempt
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&sess->conn_lock
LOCK2		bh
TYPE_LOCK		(struct iscsit_session)->conn_lock

drivers/target/iscsi/iscsi_target.c iscsit_stop_session() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&sess->conn_lock
LOCK2		bh
TYPE_LOCK		(struct iscsit_session)->conn_lock

drivers/target/iscsi/iscsi_target.c iscsit_stop_session() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
CAPPED_DATA	0	&conn->conn_list	1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&sess->conn_lock
LOCK2		bh
TYPE_LOCK		(struct iscsit_session)->conn_lock

drivers/target/iscsi/iscsi_target_login.c iscsi_post_login_handler() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
PARAM_VALUE	0	conn->bitmap_id	0-s32max
PARAM_VALUE	0	conn->conn_login	0
PARAM_VALUE	0	conn->conn_ops->MaxRecvDataSegmentLength	0-4294967294
PARAM_VALUE	0	conn->conn_transport->iscsit_aborted_task	4091964679457980416,8912852376216543232
PARAM_VALUE	0	conn->conn_transport->iscsit_accept_np	1062757982460469248,1112454355017330688,3500366034659700736
PARAM_VALUE	0	conn->conn_transport->iscsit_free_conn	0,1895922335648325632,4298398867794604032
PARAM_VALUE	0	conn->conn_transport->iscsit_free_np	661542928670384128,2074482637200887808,9182749782932860928
PARAM_VALUE	0	conn->conn_transport->iscsit_get_dataout	2397713267362066432,3633063146826743808
PARAM_VALUE	0	conn->conn_transport->iscsit_get_login_rx	3859907261429338112,3904838906617991168,8799333511145168896
PARAM_VALUE	0	conn->conn_transport->iscsit_get_r2t_ttt	0,3932484899072462848
PARAM_VALUE	0	conn->conn_transport->iscsit_get_rx_pdu	2902372362502098944,5838143355559612416,6835203821448040448
PARAM_VALUE	0	conn->conn_transport->iscsit_get_sup_prot_ops	2380471511728455680,6651349880302153728,8545332846327644160
PARAM_VALUE	0	conn->conn_transport->iscsit_immediate_queue	175313064216023040,9067109074259619840
PARAM_VALUE	0	conn->conn_transport->iscsit_put_login_tx	646853535617970176,843567082208301056,8664640223104753664
PARAM_VALUE	0	conn->conn_transport->iscsit_queue_data_in	3124512069489250304,6266131823569117184
PARAM_VALUE	0	conn->conn_transport->iscsit_queue_status	3124512069489250304,3548794583996989440
PARAM_VALUE	0	conn->conn_transport->iscsit_response_queue	2442360171332481024,3884268012628201472
PARAM_VALUE	0	conn->conn_transport->iscsit_setup_np	3228154596976111616,4202553117389701120,5877793981113905152
PARAM_VALUE	0	conn->conn_transport->iscsit_unmap_cmd	0,6627554709107617792
PARAM_VALUE	0	conn->conn_transport->iscsit_validate_params	0,5346834845940142080
PARAM_VALUE	0	conn->conn_transport->iscsit_wait_conn	0,3283518853092524032
PARAM_VALUE	0	conn->conn_transport->iscsit_xmit_pdu	0,4685272988947873792,5742825869932900352
PARAM_VALUE	0	conn->conn_transport->owner	0
PARAM_VALUE	0	conn->conn_transport->priv_size	0,96,472
PARAM_VALUE	0	conn->conn_transport->transport_type	0,5-6
PARAM_VALUE	0	conn->context->backlogq.qlen	0
PARAM_VALUE	0	conn->context->cnp->kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	conn->context->com.cdev->kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	conn->context->com.cdev->lldi.tids->conns_in_use.counter	s32min-s32max
PARAM_VALUE	0	conn->context->com.cdev->lldi.tids->hash_tids_in_use.counter	s32min-s32max
PARAM_VALUE	0	conn->context->com.cdev->lldi.tids->tids_in_use.counter	s32min-s32max
PARAM_VALUE	0	conn->context->com.state	0-4294967295
PARAM_VALUE	0	conn->context->com.wr_wait.completion.done	0-4294967295
PARAM_VALUE	0	conn->context->com.wr_wait.ret	(-110),(-5),0
PARAM_VALUE	0	conn->context->dst->__rcuref.refcnt.counter	s32min-s32max
PARAM_VALUE	0	conn->context->dst->dst_trace_seq.counter	s32min-s32max
PARAM_VALUE	0	conn->context->dst->ops->pcpuc_entries.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	conn->context->kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	conn->context->l2t->arpq.qlen	0-4294967295
PARAM_VALUE	0	conn->context->l2t->neigh->dev->ieee802154_ptr->dsn.counter	s32min-s32max
PARAM_VALUE	0	conn->context->l2t->neigh->dev_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	conn->context->l2t->neigh->dev_tracker->dead	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->dev_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	conn->context->l2t->neigh->is_hard	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->is_lazy	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->is_queued	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->is_soft	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->lock.owner	(-1)
PARAM_VALUE	0	conn->context->l2t->neigh->lock.owner_cpu	4294967295
PARAM_VALUE	0	conn->context->l2t->neigh->lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	0	conn->context->l2t->neigh->nud_state	1-255
PARAM_VALUE	0	conn->context->l2t->neigh->timer.is_hard	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->timer.is_lazy	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->timer.is_queued	0-1
PARAM_VALUE	0	conn->context->l2t->neigh->timer.is_soft	0-1
PARAM_VALUE	0	conn->context->l2t->refcnt.counter	s32min-s32max
PARAM_VALUE	0	conn->context->l2t->state	0,2-u16max
PARAM_VALUE	0	conn->context->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	conn->context->lock_owner	0
PARAM_VALUE	0	conn->context->login_desc->rx_cqe.done	386600528564989952
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.exp_statsn	0-4294967295
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.flags	0-255
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.hlength	0-255
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.itt	0-4294967295
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.max_statsn	0-4294967295
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.opcode	0-255
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.statsn	0-4294967295
PARAM_VALUE	0	conn->context->login_tx_desc.iscsi_header.ttt	0-4294967295
PARAM_VALUE	0	conn->context->login_tx_desc.iser_header.flags	16
PARAM_VALUE	0	conn->context->login_tx_desc.num_sge	1-2
PARAM_VALUE	0	conn->context->login_tx_desc.tx_cqe.done	3582713018531811328
PARAM_VALUE	0	conn->context->lro_hskb->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	conn->context->lro_hskb->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	conn->context->lro_hskb->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	conn->context->max_iso_npdu	0,2-4294967295
PARAM_VALUE	0	conn->context->ppodq.qlen	0-4294967295
PARAM_VALUE	0	conn->context->rx_descs->rx_cqe.done	2635664127204098048
PARAM_VALUE	0	conn->context->rx_wr->num_sge	1
PARAM_VALUE	0	conn->context->rx_wr->wr_cqe	4096-s64max
PARAM_VALUE	0	conn->context->rx_wr->wr_id	4096-s64max
PARAM_VALUE	0	conn->context->rxq.next	4096-6684950210016067584
PARAM_VALUE	0	conn->context->rxq.prev	4096-6684950210016067584
PARAM_VALUE	0	conn->context->rxq.qlen	0-4294967295
PARAM_VALUE	0	conn->context->skbq.qlen	0-4294967295
PARAM_VALUE	0	conn->context->snd_nxt	0-4294967295
PARAM_VALUE	0	conn->context->snd_una	0-4294967295
PARAM_VALUE	0	conn->context->state	3
PARAM_VALUE	0	conn->context->submode	0-255
PARAM_VALUE	0	conn->context->txq.qlen	0-4294967295
PARAM_VALUE	0	conn->context->wr_cred	0-4294967295
PARAM_VALUE	0	conn->context->wr_pending_head->queue_mapping	0,2-u16max
PARAM_VALUE	0	conn->context->wr_pending_head->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	conn->context->wr_pending_head->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	conn->context->wr_pending_head->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	conn->context->wr_pending_tail->queue_mapping	0,2-u16max
PARAM_VALUE	0	conn->context->wr_una_cred	0-4294967295
PARAM_VALUE	0	conn->context->write_seq	0-4294967295
PARAM_VALUE	0	conn->login_timer.entry.pprev	0
PARAM_VALUE	0	conn->login_timer.flags	0-4194302
PARAM_VALUE	0	conn->login_work->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	conn->login_work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	conn->param_list->extra_response_list.prev	4096-ptr_max
PARAM_VALUE	0	conn->param_list->extra_response_list.prev->next	4096-ptr_max
PARAM_VALUE	0	conn->param_list->extra_response_list.prev->next->next	4096-ptr_max
PARAM_VALUE	0	conn->rx_thread	4096-ptr_max
PARAM_VALUE	0	conn->rx_thread->blocked_on	0
PARAM_VALUE	0	conn->rx_thread->cpus_ptr	4096-ptr_max
PARAM_VALUE	0	conn->rx_thread->migration_disabled	0-1
PARAM_VALUE	0	conn->rx_thread->on_rq	0-1,3-255
PARAM_VALUE	0	conn->rx_thread->pushable_dl_tasks.__rb_parent_color	1
PARAM_VALUE	0	conn->rx_thread->pushable_dl_tasks.rb_left	4096-ptr_max
PARAM_VALUE	0	conn->rx_thread->saved_state	0
PARAM_VALUE	0	conn->rx_thread->wake_cpu	0-s32max
PARAM_VALUE	0	conn->rx_thread_active	1
PARAM_VALUE	0	conn->sess	4096-ptr_max
PARAM_VALUE	0	conn->sess->conn_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	conn->sess->cr_i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	conn->sess->sess_ops->SessionType	0-1
PARAM_VALUE	0	conn->sock->sk->__sk_common.skc_state	0-6,9-255
PARAM_VALUE	0	conn->sock->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	conn->sock->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	conn->sock->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	conn->sock->sk->sk_callback_lock.dep_map->name	0-255
PARAM_VALUE	0	conn->sock->sk->sk_callback_lock.owner	(-1)
PARAM_VALUE	0	conn->sock->sk->sk_callback_lock.owner_cpu	u32max
PARAM_VALUE	0	conn->sock->sk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	0	conn->sock->sk->sk_memcg->id.id	0-s32max
PARAM_VALUE	0	conn->sock->sk->sk_rcvtimeo	3750,s64max
PARAM_VALUE	0	conn->sock->sk->sk_sndtimeo	3750,s64max
PARAM_VALUE	0	conn->tpg->tpg_state	1
PARAM_VALUE	0	conn->tpg->tpg_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	conn->tx_thread	4096-ptr_max
PARAM_VALUE	0	conn->tx_thread->blocked_on	0
PARAM_VALUE	0	conn->tx_thread->cpus_ptr	4096-ptr_max
PARAM_VALUE	0	conn->tx_thread->migration_disabled	0-1
PARAM_VALUE	0	conn->tx_thread->on_rq	0-1,3-255
PARAM_VALUE	0	conn->tx_thread->pushable_dl_tasks.__rb_parent_color	1
PARAM_VALUE	0	conn->tx_thread->pushable_dl_tasks.rb_left	4096-ptr_max
PARAM_VALUE	0	conn->tx_thread->saved_state	0
PARAM_VALUE	0	conn->tx_thread->wake_cpu	0-s32max
PARAM_VALUE	0	conn->tx_thread_active	1
PARAM_VALUE	0	*conn->context->dst->ops->pcpuc_entries.counters	s32min-s32max
PARAM_VALUE	0	*conn->context->l2t->dmac	0-255
PARAM_VALUE	0	*conn->context->l2t->neigh->dev->dev_addr	0-255
PARAM_VALUE	0	*conn->context->l2t->neigh->dev->pcpu_refcnt	s32min-s32max
PARAM_VALUE	0	*conn->context->l2t->neigh->lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*conn->context->login_rsp_buf	0-255
BUF_SIZE	0	conn	(-1),2496
BUF_SIZE	0	conn	(-1),2496
DATA_SOURCE	0	conn	$1
NOCHECK_CALL
USER_DATA	0	conn->conn_ops->MaxRecvDataSegmentLength	0-4294967294

drivers/target/iscsi/iscsi_target_erl1.c iscsit_handle_dataout_timeout() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/target/iscsi/iscsi_target_util.c iscsit_get_conn_from_cid() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
PARAM_VALUE	0	conn->conn_state	5
CAPPED_DATA	0	conn->cid	1
CAPPED_DATA	0	&conn->conn_list	1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&sess->conn_lock
LOCK2		bh
HALF_LOCKED2		&conn->sess->cmdsn_mutex
HALF_LOCKED2		&sess->cmdsn_mutex
TYPE_LOCK		(struct iscsit_session)->conn_lock

drivers/target/iscsi/iscsi_target_util.c iscsit_get_conn_from_cid_rcfr() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
CAPPED_DATA	0	conn->cid	1
CAPPED_DATA	0	&conn->conn_list	1
PREEMPT_ADD			<- disables preempt
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&sess->conn_lock
LOCK2		bh
TYPE_LOCK		(struct iscsit_session)->conn_lock

drivers/target/iscsi/iscsi_target_util.c iscsit_handle_nopin_response_timeout() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/target/iscsi/iscsi_target_util.c iscsit_handle_nopin_timeout() -> iscsit_inc_conn_usage_count()

Type	Parameter	Key	Value
PARAM_VALUE	0	conn	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL