Documented in 1 files:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/tty/tty_ldisc.c tty_ldisc_failto() -> tty_ldisc_open()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->disc_data | 0 |
| PARAM_VALUE | 0 | tty->ldisc | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc_sem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->legacy_mutex.dep_map->name | 0-255 |
| 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->ops->ldisc_ok | 0,6843386834578624512 |
| PARAM_VALUE | 0 | tty->ops->open | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->ops->set_termios | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->ops->write | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->receive_room | 0 |
| PARAM_VALUE | 0 | tty->termios.c_line | 0-30 |
| PARAM_VALUE | 0 | tty->termios_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | tty->termios_rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | ld | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops->owner | 0,4096-ptr_max |
| PARAM_VALUE | 1 | ld->tty | 4096-ptr_max |
| BUF_SIZE | 0 | tty | (-1),1816 |
| BUF_SIZE | 0 | tty | (-1),1816 |
| BUF_SIZE | 0 | tty->ldisc | 16 |
| BUF_SIZE | 1 | ld | 16 |
| BUF_SIZE | 1 | ld->tty | (-1),1816 |
| CAPPED_DATA | 0 | tty | 1 |
| DATA_SOURCE | 0 | tty | $0 |
| DATA_SOURCE | 1 | ld | r tty_ldisc_get |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | 0 | &tty->legacy_mutex | |
| HALF_LOCKED2 | global &speakup_tty_mutex | ||
| HALF_LOCKED2 | global &spk_mutex | ||
| TYPE_LOCK | (struct tty_struct)->legacy_mutex |
drivers/tty/tty_ldisc.c tty_ldisc_reinit() -> tty_ldisc_open()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->disc_data | 0 |
| PARAM_VALUE | 0 | tty->ldisc | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->ops->owner->refcnt.counter | 0-s32max |
| PARAM_VALUE | 0 | tty->ldisc->tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc_sem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->legacy_mutex.dep_map->name | 0-255 |
| 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->ops->write | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->receive_room | 0 |
| PARAM_VALUE | 0 | tty->termios.c_line | 0-30 |
| PARAM_VALUE | 0 | tty->termios_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | tty->termios_rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | ld | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops->owner->refcnt.counter | 0-s32max |
| PARAM_VALUE | 1 | ld->tty | 4096-ptr_max |
| BUF_SIZE | 0 | tty | (-1),1-s32max |
| BUF_SIZE | 0 | tty | (-1),1-s32max |
| BUF_SIZE | 0 | tty->ldisc | 16 |
| BUF_SIZE | 1 | ld | 16 |
| CAPPED_DATA | 0 | tty | 1 |
| DATA_SOURCE | 0 | tty | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | 0 | &tty->legacy_mutex | |
| HALF_LOCKED2 | 0 | &tty->driver_data->d_lockref.lock | |
| HALF_LOCKED2 | 0 | &tty->ldisc_sem | |
| TYPE_LOCK | (struct tty_struct)->legacy_mutex |
drivers/tty/tty_ldisc.c tty_ldisc_setup() -> tty_ldisc_open()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->atomic_write_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->atomic_write_lock.first_waiter | 0 |
| PARAM_VALUE | 0 | tty->atomic_write_lock.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->atomic_write_lock.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | tty->atomic_write_lock.owner.counter | 0 |
| PARAM_VALUE | 0 | tty->ctrl.pgrp | 0 |
| PARAM_VALUE | 0 | tty->ctrl.session | 0 |
| PARAM_VALUE | 0 | tty->driver | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->driver->owner | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->tty | 4096-ptr_max |
| 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->ldisc_sem.write_wait.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->prev | 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.first_waiter->list.prev->prev | 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->lookup | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->port | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->atomic_write_lock.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->driver | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->ldisc | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->ldisc_sem.read_wait.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->ldisc_sem.read_wait.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->ldisc_sem.write_wait.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->ldisc_sem.write_wait.prev | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->port->itty->legacy_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | tty->port->itty->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->port | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->read_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->read_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->termios_rwsem.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->throttle_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->tty_files.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->tty_files.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->winsize_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->write_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->port->itty->write_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->read_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->read_wait.head.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->read_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->read_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->read_wait.head.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->termios_rwsem.count.counter | 0 |
| PARAM_VALUE | 0 | tty->termios_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter | 0 |
| PARAM_VALUE | 0 | tty->termios_rwsem.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->termios_rwsem.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | tty->termios_rwsem.owner.counter | 0 |
| PARAM_VALUE | 0 | tty->throttle_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->throttle_mutex.first_waiter | 0 |
| PARAM_VALUE | 0 | tty->throttle_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->throttle_mutex.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | tty->throttle_mutex.owner.counter | 0 |
| PARAM_VALUE | 0 | tty->tty_files.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->tty_files.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->tty_files.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->tty_files.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->tty_files.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->winsize_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->winsize_mutex.first_waiter | 0 |
| PARAM_VALUE | 0 | tty->winsize_mutex.magic | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->winsize_mutex.osq.tail.counter | 0 |
| PARAM_VALUE | 0 | tty->winsize_mutex.owner.counter | 0 |
| PARAM_VALUE | 0 | tty->write_wait.head.next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->write_wait.head.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->write_wait.head.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->write_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->write_wait.head.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | ld | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->tty | 4096-ptr_max |
| BUF_SIZE | 0 | tty | 1816 |
| BUF_SIZE | 0 | tty->port->itty | 1816 |
| DATA_SOURCE | 0 | tty | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | 0 | &tty->legacy_mutex | |
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &spk_mutex | ||
| HALF_LOCKED2 | global &tty_mutex | ||
| TYPE_LOCK | (struct tty_struct)->legacy_mutex |
drivers/tty/tty_ldisc.c tty_ldisc_setup() -> tty_ldisc_open()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tty | 4096-ptr_max |
| DATA_SOURCE | 0 | tty | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &tty->legacy_mutex | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | global &spk_mutex | ||
| HALF_LOCKED2 | global &tty_mutex | ||
| TYPE_LOCK | (struct tty_struct)->legacy_mutex |
drivers/tty/tty_ldisc.c tty_set_ldisc() -> tty_ldisc_open()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->disc_data | 0 |
| PARAM_VALUE | 0 | tty->ldisc | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc->tty | 4096-ptr_max |
| PARAM_VALUE | 0 | tty->ldisc_sem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next | 1197945390870683648 |
| PARAM_VALUE | 0 | tty->ldisc_sem.write_wait.prev->next->next | 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->ldisc_ok | 0,6843386834578624512 |
| PARAM_VALUE | 0 | tty->ops->open | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->ops->set_termios | 0,4096-ptr_max |
| PARAM_VALUE | 0 | tty->receive_room | 0 |
| PARAM_VALUE | 0 | tty->termios.c_line | 0-30 |
| PARAM_VALUE | 0 | tty->termios_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | tty->termios_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | tty->termios_rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | ld | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops | 4096-ptr_max |
| PARAM_VALUE | 1 | ld->ops->owner | 0,4096-ptr_max |
| PARAM_VALUE | 1 | ld->tty | 4096-ptr_max |
| BUF_SIZE | 0 | tty | (-1),1816 |
| BUF_SIZE | 0 | tty | (-1),1816 |
| BUF_SIZE | 0 | tty->ldisc | 16 |
| BUF_SIZE | 1 | ld | 16 |
| BUF_SIZE | 1 | ld->tty | (-1),1816 |
| CAPPED_DATA | 0 | tty | 1 |
| DATA_SOURCE | 0 | tty | $0 |
| DATA_SOURCE | 1 | ld | r tty_ldisc_get |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | tty->termios.c_line | 0-30 |
| USER_DATA | 1 | ld->tty->termios.c_line | 0-30 |
| LOCK2 | 0 | &tty->legacy_mutex | |
| HALF_LOCKED2 | global &speakup_tty_mutex | ||
| HALF_LOCKED2 | global &spk_mutex | ||
| TYPE_LOCK | (struct tty_struct)->legacy_mutex |