This Kernel allows you to Root Marshmallow Stock-Firmwares for Huawei P8.
Flash first the Kernel in TWRP and right after SuperSU.
If you use the Terminal in TWRP before flashing SuperSU with force systemless - Root will be systemless.
If you dont use the Terminal and just flashing SuperSU after the Kernel, Root goes to System.
Kernel support ADB and init.d