Comment 7 for bug 1673350

Patch verification on 16.04:
---------------------------

multipath-tools source package:

# sed -n '/vendor.*XtremIO/,/selector/ p' libmultipath/hwtable.c
                .vendor = "XtremIO",
                .product = "XtremApp",
                .features = DEFAULT_FEATURES,
                .hwhandler = DEFAULT_HWHANDLER,
                .selector = "queue-length 0",

- initramfs:
  ---------

Before (module not included in initramfs):

# dpkg -s multipath-tools-boot | grep ^Version:
Version: 0.5.0+git1.656f8865-5ubuntu2.4

# lsinitramfs /boot/initrd.img | grep dm-queue-length
#

After (module is included in initramfs):

# dpkg -i multipath-tools*.deb kpartx*.deb

# dpkg -s multipath-tools-boot | grep ^Version:
Version: 0.5.0+git1.656f8865-5ubuntu2.4dmqueuelength1

# lsinitramfs /boot/initrd.img | grep dm-queue-length
lib/modules/4.4.0-66-generic/kernel/drivers/md/dm-queue-length.ko

- kernel udeb:
  -----------

# dpkg-deb -c multipath-modules-4.4.0-66-generic-di_4.4.0-66.87dmqueuelength1_ppc64el.udeb | grep dm-queue-length
-rw-r--r-- root/root 12174 2017-03-14 17:17 ./lib/modules/4.4.0-66-generic/kernel/drivers/md/dm-queue-length.ko