ksm and ksmtuned control scripts originally written by
Dan Kenigsberg, see the threads here:

* https://www.redhat.com/archives/fedora-virt/2009-September/msg00023.html
* https://www.redhat.com/archives/fedora-virt/2009-September/msg00052.html

ksmctl.c and systemd units added by Paolo Bonzini <pbonzini@redhat.com>

There was never really a canonical location these files were stored at.
They were originally added to: https://src.fedoraproject.org/rpms/qemu
