Searched refs:ldisc_sem (Results 1 - 4 of 4) sorted by relevance

/linux-4.4.14/drivers/tty/
H A Dtty_ldisc.c30 /* lockdep nested classes for tty->ldisc_sem */
264 ldsem_down_read(&tty->ldisc_sem, MAX_SCHEDULE_TIMEOUT); tty_ldisc_ref_wait()
283 if (ldsem_down_read_trylock(&tty->ldisc_sem)) { tty_ldisc_ref()
286 ldsem_up_read(&tty->ldisc_sem); tty_ldisc_ref()
302 ldsem_up_read(&ld->tty->ldisc_sem); tty_ldisc_deref()
310 return ldsem_down_write(&tty->ldisc_sem, timeout); __tty_ldisc_lock()
316 return ldsem_down_write_nested(&tty->ldisc_sem, __tty_ldisc_lock_nested()
322 ldsem_up_write(&tty->ldisc_sem); __tty_ldisc_unlock()
H A Dtty_io.c3154 init_ldsem(&tty->ldisc_sem); alloc_tty_struct()
/linux-4.4.14/drivers/usb/serial/
H A Dconsole.c145 init_ldsem(&tty->ldisc_sem); usb_console_setup()
/linux-4.4.14/include/linux/
H A Dtty.h268 struct ld_semaphore ldisc_sem; member in struct:tty_struct

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