[Q] Xperia S Simple Rooting?

sorry guys,am a NOOB!!!!
i've searched the forum and coudn find Xperia S's simple rooting method......
Can anyone help me??
is there a Root KIT for Xperia S? or atleast a simple rooting method wothout giving up all d data??!
Help!!!
I have a Fully Updated Xperia s running in ICS of course and i need all d DATA!!!!
:fingers-crossed: :fingers-crossed: