Searched refs:ldisc_sem (Results 1 – 4 of 4) sorted by relevance
243 ldsem_down_read(&tty->ldisc_sem, MAX_SCHEDULE_TIMEOUT); in tty_ldisc_ref_wait()246 ldsem_up_read(&tty->ldisc_sem); in tty_ldisc_ref_wait()263 if (ldsem_down_read_trylock(&tty->ldisc_sem)) { in tty_ldisc_ref()266 ldsem_up_read(&tty->ldisc_sem); in tty_ldisc_ref()281 ldsem_up_read(&ld->tty->ldisc_sem); in tty_ldisc_deref()289 return ldsem_down_write(&tty->ldisc_sem, timeout); in __tty_ldisc_lock()295 return ldsem_down_write_nested(&tty->ldisc_sem, in __tty_ldisc_lock_nested()301 ldsem_up_write(&tty->ldisc_sem); in __tty_ldisc_unlock()451 lockdep_assert_held_write(&tty->ldisc_sem); in tty_ldisc_close()472 lockdep_assert_held_write(&tty->ldisc_sem); in tty_ldisc_failto()[all …]
3131 init_ldsem(&tty->ldisc_sem); in alloc_tty_struct()
144 init_ldsem(&tty->ldisc_sem); in usb_console_setup()
197 struct ld_semaphore ldisc_sem; member