That's called multiseat linux, and it hard to do at the moment. See e.g. http://www.phoronix.com/scan.php?page=news_item&px=NzQxMg
That's called multiseat linux, and it hard to do at the moment. See e.g. http://www.phoronix.com/scan.php?page=news_item&px=NzQxMg