I've got Avid with 6inch rotors.
For long downhills i usually use 2 fingers. I rarely use just 1 finger. But 1 or 2 fingers, no big deal...you get used to anything!
For long downhills i usually use 2 fingers. I rarely use just 1 finger. But 1 or 2 fingers, no big deal...you get used to anything!