canon_head         94 drivers/tty/n_tty.c 	size_t canon_head;
canon_head        232 drivers/tty/n_tty.c 		n = ldata->canon_head - ldata->read_tail;
canon_head        260 drivers/tty/n_tty.c 	if (ldata->icanon && ldata->canon_head == ldata->read_tail)
canon_head        336 drivers/tty/n_tty.c 	ldata->read_head = ldata->canon_head = ldata->read_tail = 0;
canon_head        987 drivers/tty/n_tty.c 	if (ldata->read_head == ldata->canon_head) {
canon_head        997 drivers/tty/n_tty.c 			ldata->read_head = ldata->canon_head;
canon_head       1001 drivers/tty/n_tty.c 			ldata->read_head = ldata->canon_head;
canon_head       1013 drivers/tty/n_tty.c 	while (MASK(ldata->read_head) != MASK(ldata->canon_head)) {
canon_head       1021 drivers/tty/n_tty.c 			 MASK(head) != MASK(ldata->canon_head));
canon_head       1063 drivers/tty/n_tty.c 				while (MASK(tail) != MASK(ldata->canon_head)) {
canon_head       1093 drivers/tty/n_tty.c 	if (ldata->read_head == ldata->canon_head && L_ECHO(tty))
canon_head       1333 drivers/tty/n_tty.c 			size_t tail = ldata->canon_head;
canon_head       1363 drivers/tty/n_tty.c 				if (ldata->canon_head == ldata->read_head)
canon_head       1378 drivers/tty/n_tty.c 			smp_store_release(&ldata->canon_head, ldata->read_head);
canon_head       1391 drivers/tty/n_tty.c 			if (ldata->canon_head == ldata->read_head)
canon_head       1418 drivers/tty/n_tty.c 		if (ldata->canon_head == ldata->read_head)
canon_head       1446 drivers/tty/n_tty.c 		if (ldata->canon_head == ldata->read_head)
canon_head       1728 drivers/tty/n_tty.c 			overflow = ldata->icanon && ldata->canon_head == tail;
canon_head       1802 drivers/tty/n_tty.c 			ldata->canon_head = ldata->read_tail;
canon_head       1807 drivers/tty/n_tty.c 			ldata->canon_head = ldata->read_head;
canon_head       1937 drivers/tty/n_tty.c 		return ldata->canon_head != ldata->read_tail;
canon_head       2032 drivers/tty/n_tty.c 	n = min(*nr + 1, smp_load_acquire(&ldata->canon_head) - ldata->read_tail);
canon_head       2433 drivers/tty/n_tty.c 	if (ldata->canon_head == ldata->read_tail)
canon_head       2435 drivers/tty/n_tty.c 	head = ldata->canon_head;