tag	line	file	source code
readq_flags	345	drivers/char/serial.c	set_bit(head, &info->tty->readq_flags);
readq_flags	150	drivers/char/tty_io.c	ok = !clear_bit (tail, &tty->readq_flags);
readq_flags	508	drivers/char/tty_io.c	&tty->readq_flags);
readq_flags	240	include/linux/tty.h	int readq_flags[TTY_BUF_SIZE/32];