dm-writeboost-dkms 2.1.1-1: dm-writeboost kernel module failed to build

while kernel update

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: dm-writeboost-dkms 2.1.1-1
Uname: Linux 4.6.4-040604-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
DKMSKernelVersion: 4.6.7-040607-generic
Date: Sun Sep 11 13:28:13 2016
DuplicateSignature: dkms:dm-writeboost-dkms:2.1.1-1:/var/lib/dkms/dm-writeboost/2.1.1/build/dm-writeboost-target.c:891:86: error: ‘struct dm_target’ has no member named ‘per_bio_data_size’
InstallationDate: Installed on 2016-02-23 (200 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
PackageArchitecture: all
PackageVersion: 2.1.1-1
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.14
SourcePackage: dm-writeboost
Title: dm-writeboost-dkms 2.1.1-1: dm-writeboost kernel module failed to build
UpgradeStatus: Upgraded to xenial on 2016-04-24 (140 days ago)