The process consists of "git clone" the kernel, compiling it, and using kexec to reboot to a new kernel. The catch is we have to use CRIU itself to checkpoint/restore the travis control process, so that the VM is not lost to Travis upon reboot. Please see [https://avagin.github.io/travis-kexec-criu this article] for more details on the process. | The process consists of "git clone" the kernel, compiling it, and using kexec to reboot to a new kernel. The catch is we have to use CRIU itself to checkpoint/restore the travis control process, so that the VM is not lost to Travis upon reboot. Please see [https://avagin.github.io/travis-kexec-criu this article] for more details on the process. |