Whenever I install a grsec enabled kernel the fglrx-updates module "fails to build" and I have to fall back to the open source graphics.
Ubuntu 12.10 64bit.
.config
http://pastebin.com/uDqR15Vm
edit: Looks like Wifi won't work either. Just doesn't connect. I feel like I've done something stsupid and removed drivers without realizing it...