tag	line	file	source code
TTY_THROTTLE_RQ_AVAIL	1075	drivers/char/serial.c	case TTY_THROTTLE_RQ_AVAIL:
TTY_THROTTLE_RQ_AVAIL	917	drivers/char/tty_io.c	tty->throttle(tty, TTY_THROTTLE_RQ_AVAIL);