Searched refs:ldsem_down_read_trylock (Results 1 – 3 of 3) sorted by relevance
156 extern int ldsem_down_read_trylock(struct ld_semaphore *sem);
346 int ldsem_down_read_trylock(struct ld_semaphore *sem) in ldsem_down_read_trylock() function
287 if (ldsem_down_read_trylock(&tty->ldisc_sem)) { in tty_ldisc_ref()