linux-raspi2-tools-4.2.0-1008 4.2.0-1008.12 (armhf binary) in ubuntu wily

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.2.0-1008 on
 ARM (hard float).
 You probabaly want to install the linux-tools-<flavour> meta package.