tag	line	file	source code
TTY_RQ_THROTTLED	239	kernel/chr_drv/serial.c	if ((VLEFT < RQ_THRESHOLD_LW) && !set_bit(TTY_RQ_THROTTLED,
TTY_RQ_THROTTLED	677	kernel/chr_drv/tty_io.c	&& !clear_bit(TTY_RQ_THROTTLED, &tty->flags))