tty_ldisc_flush identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/tty/tty_ldisc.c, line 377

Defined in 1 files as a prototype:

include/linux/tty_ldisc.h, line 282 (as a prototype)

Defined in 1 files as a function:

drivers/tty/tty_ldisc.c, line 384 (as a function)

Referenced in 8 files:

Smatch caller information:

drivers/tty/tty_io.c __do_SAK() -> tty_ldisc_flush()

Type	Parameter	Key	Value
PARAM_VALUE	0	tty	4096-ptr_max
PARAM_VALUE	0	tty->ctrl.session	0,4096-ptr_max
DATA_SOURCE	0	tty	$0
NOCHECK_CALL
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &console_sem

drivers/tty/tty_port.c tty_port_close_end() -> tty_ldisc_flush()

Type	Parameter	Key	Value
PARAM_VALUE	0	tty	4096-ptr_max
PARAM_VALUE	0	tty->closing	1
PARAM_VALUE	0	tty->driver_data->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tty->driver_data->port_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tty->driver_data->refcount.counter	0-s32max
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.dep_map->name	0-255
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	tty->driver_data->serial->disc_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	tty->driver_data->uart_port->state->refcount.counter	s32min-s32max
PARAM_VALUE	0	tty->driver_data->write_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	tty->ldisc_sem.dep_map->name	0-255
PARAM_VALUE	0	tty->ldisc_sem.read_wait.next	4096-ptr_max
PARAM_VALUE	0	tty->ldisc_sem.read_wait.next->next	4096-ptr_max
PARAM_VALUE	0	tty->ldisc_sem.read_wait.prev	4096-ptr_max
PARAM_VALUE	0	tty->ldisc_sem.read_wait.prev->next	4096-ptr_max
PARAM_VALUE	0	tty->ldisc_sem.read_wait.prev->prev	4096-ptr_max
PARAM_VALUE	0	tty->ldisc_sem.wait_readers	0
PARAM_VALUE	0	tty->legacy_mutex.dep_map->name	0-255
PARAM_VALUE	0	tty->legacy_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	tty->legacy_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tty->legacy_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tty->legacy_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	tty->ops->close	4096-ptr_max
PARAM_VALUE	0	tty->ops->ldisc_ok	0,4096-ptr_max
PARAM_VALUE	0	tty->ops->lookup	0,1028560029362032640,3174408500077174784
PARAM_VALUE	0	tty->ops->open	0,4096-ptr_max
PARAM_VALUE	0	tty->ops->set_ldisc	0,4096-ptr_max
PARAM_VALUE	0	tty->ops->set_termios	0,4096-ptr_max
PARAM_VALUE	0	tty->port->buf.lock.dep_map->name	0-255
PARAM_VALUE	0	tty->port->buf.lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	tty->port->buf.lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	tty->port->buf.lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	tty->port->buf.work.entry.next	4096-ptr_max
PARAM_VALUE	0	tty->port->buf.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	tty->termios_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	tty->termios_rwsem.first_waiter->type	0-1
BUF_SIZE	0	tty	s32min,(-1),1-s32max
BUF_SIZE	0	tty	s32min,(-1),1-s32max
CAPPED_DATA	0	tty	1
DATA_SOURCE	0	tty	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&tty->legacy_mutex
HALF_LOCKED2		global &spk_mutex
HALF_LOCKED2	0	&tty->driver_data->d_lockref.lock
TYPE_LOCK		(struct tty_struct)->legacy_mutex

drivers/tty/tty_port.c tty_port_close_start() -> tty_ldisc_flush()

Type	Parameter	Key	Value
PARAM_VALUE	0	tty	4096-ptr_max
PARAM_VALUE	0	tty->closing	1
PARAM_VALUE	0	tty->legacy_mutex.dep_map->name	0-255
PARAM_VALUE	0	tty->legacy_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	tty->legacy_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tty->legacy_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	tty->legacy_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	tty->ops->close	4096-ptr_max
PARAM_VALUE	0	tty->ops->ldisc_ok	0,4096-ptr_max
PARAM_VALUE	0	tty->ops->lookup	0,1028560029362032640,3174408500077174784
PARAM_VALUE	0	tty->ops->open	0,4096-ptr_max
PARAM_VALUE	0	tty->ops->set_ldisc	0,4096-ptr_max
PARAM_VALUE	0	tty->ops->set_termios	0,4096-ptr_max
PARAM_VALUE	0	tty->termios_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	tty->termios_rwsem.first_waiter->type	0-1
BUF_SIZE	0	tty	s32min,(-1),1-s32max
BUF_SIZE	0	tty	s32min,(-1),1-s32max
CAPPED_DATA	0	tty	1
DATA_SOURCE	0	tty	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&tty->legacy_mutex
HALF_LOCKED2		global &spk_mutex
HALF_LOCKED2	0	&tty->driver_data->d_lockref.lock
TYPE_LOCK		(struct tty_struct)->legacy_mutex

drivers/tty/vt/vt_ioctl.c vt_k_ioctl() -> tty_ldisc_flush()

Type	Parameter	Key	Value
PARAM_VALUE	0	tty	4096-ptr_max
PARAM_VALUE	0	tty->driver_data	4096-ptr_max
PARAM_VALUE	0	tty->ops	4096-ptr_max
PARAM_VALUE	0	tty->ops->compat_ioctl	0,1607379221601308672,5008286898947497984,6364353445524312064
PARAM_VALUE	0	tty->ops->ioctl	0,4096-ptr_max
CAPPED_DATA	0	tty	1
DATA_SOURCE	0	tty	$0
NOCHECK_CALL

drivers/bluetooth/hci_ldisc.c hci_uart_flush() -> tty_ldisc_flush()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&hdev->req_lock

drivers/tty/n_gsm.c gsm_cleanup_mux() -> tty_ldisc_flush()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&tty->ldisc_sem

drivers/accessibility/speakup/spk_ttyio.c spk_ttyio_release() -> tty_ldisc_flush()

Type	Parameter	Key	Value
PARAM_VALUE	0	tty	4096-ptr_max
PARAM_VALUE	0	tty->legacy_mutex.dep_map->name	0-255
PARAM_VALUE	0	tty->legacy_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	tty->legacy_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	tty->legacy_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	tty->ops	4096-ptr_max
PARAM_VALUE	0	tty->ops->close	0,4096-ptr_max
BUF_SIZE	0	tty	1816
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &spk_mutex
LOCK2	0	&tty->legacy_mutex
TYPE_LOCK		(struct tty_struct)->legacy_mutex