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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/tty/serial/serial_core.c uart_dtr_rts() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->cons 0,4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &tty->legacy_mutex
HALF_LOCKED2 _T->lock

drivers/tty/serial/serial_core.c uart_poll_get_char() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->ops 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 uport->private_data->poll_cached_bytes 0-16777215
HOST_DATA 0 uport->private_data->poll_cached_bytes_cnt 1-7
HOST_DATA 0 uport->private_data->write_cached_bytes 0-4294967295
HOST_DATA 0 uport->private_data->write_cached_bytes_cnt 0-4294967295
HOST_DATA 0 *uport->private_data s64min-s64max
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

drivers/tty/serial/serial_core.c uart_poll_put_char() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->ops 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

drivers/tty/serial/serial_core.c uart_port_unlock_deref() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->cons 0,4096-ptr_max
PARAM_VALUE 0 uport->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 uport->ops->enable_ms 0,4096-ptr_max
PARAM_VALUE 0 uport->ops->flush_buffer 0,4096-ptr_max
DATA_SOURCE 0 uport $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &state->uart_port->lock
HALF_LOCKED2 &tty->flow.lock
HALF_LOCKED2 _T->lock
HALF_LOCKED2 irq

drivers/tty/serial/serial_core.c uart_send_xchar() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->cons 0,4096-ptr_max
PARAM_VALUE 0 uport->ops 4096-ptr_max
PARAM_VALUE 0 uport->ops->send_xchar 0,625199656327569408,6317227003971317760
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &_T->lock->lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->termios_rwsem
HALF_LOCKED2 _T->flags
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &spk_mutex

drivers/tty/serial/serial_core.c uart_throttle() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
NOCHECK_CALL
LOCK2 _T->lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->port->buf.lock

drivers/tty/serial/serial_core.c uart_unthrottle() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->port->buf.lock
HALF_LOCKED2 &tty->termios_rwsem
HALF_LOCKED2 _T->lock

drivers/tty/serial/serial_core.c uart_wait_modem_status() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->cons 0,4096-ptr_max
PARAM_VALUE 0 uport->dev->driver_data->kworker.lock.dep_map->name 0-255
PARAM_VALUE 0 uport->dev->driver_data->kworker.lock.owner (-1)
PARAM_VALUE 0 uport->dev->driver_data->kworker.lock.owner_cpu 4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->__state 0,512
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->core_node.__rb_parent_color 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->blkio_count 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->blkio_delay_max 0-s64max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->blkio_delay_max_ts.tv_nsec 0-999999999
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->blkio_delay_min 0-s64max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->lock.dep_map->name 0-255
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->lock.owner (-1)
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->delays->lock.owner_cpu 4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_defer 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_defer_armed 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_defer_running 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_non_contending 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_overrun 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_server 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_throttled 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_timer.base->cpu_base->expires_next 0-s64max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_timer.is_hard 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_timer.is_lazy 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_timer.is_queued 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_timer.is_soft 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.dl_yielded 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.flags 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.inactive_timer.is_hard 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.inactive_timer.is_lazy 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.inactive_timer.is_queued 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.inactive_timer.is_soft 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rb_node.__rb_parent_color 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->active_balance s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->clock_update_flags 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_enabled 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_forceidle_count 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_forceidle_occupation 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_forceidle_seq 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_pick_seq 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_sched_seq 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->core_task_seq 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->cpu s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->has_blocked_load 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->hrtick_sched 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->idle_balance 0-255
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->membarrier_state s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nohz_idle_balance 0-255
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nohz_tick_stopped 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nr_llc_running 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nr_numa_running 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nr_pinned 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nr_pref_llc_running 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nr_preferred_running 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->nr_running 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->numa_migrate_on 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->online s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->push_busy 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->push_cpu s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->sched_count 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->sched_goidle 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->ticks_without_resched s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->ttwu_count 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->ttwu_local 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->ttwu_pending 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->uclamp_flags 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->dl.rq->yld_count 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->mm->mm_cid.irq_work.node.a_flags.counter 0-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->mm->mm_cid.max_cids 0-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->mm->mm_cid.nr_cpus_allowed 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->mm->mm_cid.pcpu_thrs 1-1073741823
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->mm->mm_cid.update_deferred 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->nr_cpus_allowed s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->numa_scan_period 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->on_rq 0-1,3-255
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->psi_flags 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->pushable_tasks.prio s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->recent_used_cpu s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->rseq.event.ids_changed 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->sched_contributes_to_load 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->sched_migrated 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->sched_remote_wakeup 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->sched_task_group->idle s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->sched_task_group->shares 0-s64max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.avg.period_contrib 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.avg.util_sum 0-4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->propagate 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->removed.lock.owner (-1)
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->removed.lock.owner_cpu 4294967295
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->rq->curr->mm->sc_stat.cpu (-1)
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->rq->curr->pref_llc_queued 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->rq->donor->__state 0,512
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->rq->donor->rseq.event.ids_changed 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->rq->donor->sched_migrated 1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.cfs_rq->rq->donor->wake_cpu 0-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->se.depth s32min-s32max
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->throttled 0-1
PARAM_VALUE 0 uport->dev->driver_data->kworker.task->wake_cpu 0-s32max
PARAM_VALUE 0 uport->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 uport->ops 4096-ptr_max
PARAM_VALUE 0 uport->ops->enable_ms 0,4096-ptr_max
PARAM_VALUE 0 uport->private_data->lock.rlock.dep_map->name 0-255
NOCHECK_CALL
LOCK2 0 &uport->lock

drivers/tty/serial/serial_core.c uart_wait_until_sent() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &tty->atomic_write_lock
HALF_LOCKED2 &tty->ldisc_sem

drivers/tty/serial/serial_core.c uart_wait_until_sent() -> uart_port_deref()

Type Parameter Key Value
PARAM_VALUE 0 uport 4096-ptr_max
PARAM_VALUE 0 uport->fifosize 1-u32max
PARAM_VALUE 0 uport->ops 4096-ptr_max
PARAM_VALUE 0 uport->type 1-u32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &tty->atomic_write_lock
HALF_LOCKED2 &tty->ldisc_sem