tag	line	file	source code
TTY_IO_ERROR	712	drivers/char/serial.c	set_bit(TTY_IO_ERROR, &info->tty->flags);
TTY_IO_ERROR	793	drivers/char/serial.c	clear_bit(TTY_IO_ERROR, &info->tty->flags);
TTY_IO_ERROR	883	drivers/char/serial.c	set_bit(TTY_IO_ERROR, &info->tty->flags);
TTY_IO_ERROR	1158	drivers/char/tty_io.c	if (!tty || (tty->flags & (1 << TTY_IO_ERROR)))
TTY_IO_ERROR	1203	drivers/char/tty_io.c	if (!tty || !tty->write || (tty->flags & (1 << TTY_IO_ERROR)))