ROOT YOUR ANDROID WITHOUT NEED OF PC( SAMSUNG,SONY,HTC) SP
if you wanna root your xperia sp phone,there is a super easy way to do this...and there is no need of pc to root in this trick or method
there is a application named ''towelroot'' first of all you have to download this app and after installing u will find 'makeitraln' written on a tab ....click on that tab and u will get some notifications that your phone is rooted now.....
step 2-- after this u have to download super user app that have logo like in screen shot and install it and update its files after opening the app
PLEASE IF U LIKE THIS LET IT KNOW OTHER PEOPLE TOO..THANXX
and finally you will got xperia sp rooted tested on mine xperia sp 12.1.A.1.201