This is Linux kernel release 3.x http://kernel.org/
If you want to try the kernel go here : Blog SA : https://sandroid-team.blogspot.co.id/2016/09/custom-kernel-sandroid-untuk-samsung.html XDA Thread : http://forum.xda-developers.com/galaxy-core/development/kernel-sandroid-kernel-samsung-galaxy-t3462776
This kernel have some changes read the feature.txt
How to compile : 1. Download all source 2. Download toolchain 3. Edit bbuil.sh to match with toolchain patch 4. Open terminal and go to kernel directory 5. chmod 777 bbuil.sh 6. Run bbuild.sh by use command ./bbuild.sh 7. Read and do it.