tag	line	file	source code
SQ_THRESHOLD_HW	703	kernel/chr_drv/tty_io.c	if (tty->throttle && (LEFT(&tty->secondary) >= SQ_THRESHOLD_HW)
SQ_THRESHOLD_HW	805	kernel/chr_drv/tty_io.c	if (tty->throttle && (LEFT(&tty->secondary) >= SQ_THRESHOLD_HW)