Da mettere in OP :
Se volete mettere una rom secondaria con android 5.1 (F"FS o EXT4) ,con kernel UBER per 5.1 dovete prima flashare queste patch:
Applicazione EXT4/F2FS: https://basketbuild.com/filedl/devs?dev=Cl3Kener&dl=Cl3Kener/HAMMERHEAD/F2FS/F2FS-EXT4-Android-5.1-Kernel-Cl3Kener-Kexec-Enforcing-New.zip
Permissivo EXT4/F2FS: https://basketbuild.com/filedl/devs?...issive-New.zip