tag	line	file	source code
EMPTY	974	drivers/char/console.c	if (!EMPTY(&tty->write_q) && currcons == sel_cons)
EMPTY	273	drivers/char/keyboard.c	(L_ECHO(tty) || (EMPTY(&tty->secondary) && EMPTY(&tty->read_q)))))
EMPTY	54	drivers/char/pty.c	while (!from->stopped && !EMPTY(&from->write_q)) {
EMPTY	165	drivers/char/tty_io.c	if (!tty->write || EMPTY(&tty->write_q))
EMPTY	176	drivers/char/tty_io.c	if (!tty || EMPTY(&tty->read_q))
EMPTY	594	drivers/char/tty_io.c	while(!(EMPTY(&tty->secondary) ||
EMPTY	622	drivers/char/tty_io.c	if (EMPTY(&tty->secondary) ||
EMPTY	730	drivers/char/tty_io.c	if (!EMPTY(&tty->secondary))
EMPTY	861	drivers/char/tty_io.c	if (!EMPTY(&tty->secondary))
EMPTY	864	drivers/char/tty_io.c	if (EMPTY(&tty->secondary))
EMPTY	1448	drivers/char/tty_io.c	} else if (!EMPTY(&tty->secondary))
EMPTY	90	drivers/char/tty_ioctl.c	if (EMPTY(&tty->write_q))
EMPTY	99	drivers/char/tty_ioctl.c	if (EMPTY(&tty->write_q))