tag	line	file	source code
TTY_THROTTLE_SQ_AVAIL	723	drivers/char/tty_io.c	tty->throttle(tty, TTY_THROTTLE_SQ_AVAIL);
TTY_THROTTLE_SQ_AVAIL	825	drivers/char/tty_io.c	tty->throttle(tty, TTY_THROTTLE_SQ_AVAIL);