Now that the Linux version of Absinthe has been released, all major platforms have access to the jailbreak tools needed to jailbreak their iPhone 4S and iPad 2.
We've already covered how to jailbreak on OS X and Windows in depth, but we didn't want to leave our Linux readers out in the cold.
Since there is no iTunes for Linux, things can be slightly more tricky, but it's still extremely easy to apply the Absinthe untethered jailbreak on Linux.