As Bugnir said, pollbanning is the part of a democratic process. Aslong as there were no successful banpolls, then there should be no reason you should go and make a ban thread. If he actually managed to banpoll someone who did not deserve it, then I would understand it. But apparently he hasn't, so..
And no, most of us do not want him to get permabanned, eventhough he can be a little harsh at times.