This apk is designed for CM12.1 P3100.You are on your own risk.

This apk contains a kernel for Galaxy Tab2 CM12.1 android 5.1.1 (http://www.cyanogenmod.org/), not compatible with any other firmware.

Make sure CM12.1 is installed before use this app.

The kernel is modified according to spec.

It works fine with nes emulator, opera, etc.

In summary, after install this kernel, Tab2 will be faster, louder.

Kernel source locate at sf.net for GPL license.

Install cm12.1:

http://forum.xda-developers.com/galaxy-tab-2/7-inch-development/rom-cyanogenmod-12-cm12-t2997934

Use odin:

http://www.youtube.com/watch?v=lxwHr-VODiw

Recovery method:

Let Tab2 enter download mode(press power, volume down).

Use Odin to download official firmware.

After download, enter recovery mode(press power, volume up) and wipe out /cache,user data.