...
We'll update this package as long as stretch does not become stable. and jessie-backports does not inlcude the patch (or goes to 4.10).
The Debianization part is open sourced too, see svn.clazzes.org/svn/drbdpkg/trunk/drbd8-dkms/.
drbd-utils 8.9.9-1
We 'cheated' a bit here: drbd-utils_8.9.9-1 is the package from Debian's unstable/experimental repositories (i.e. here), re-integrated in our DRBD8-repository.
...