linux/debian/templates/image.postinst.in

#!/bin/sh
set -e

[ "$1" = configure ] || exit 0

version='@abiname@@localversion@'
image_path="/boot/@image-stem@-${version}"

depmod "${version}"

if command -v linux-update-symlinks >/dev/null ; then
    change=install
    [ -f "/lib/modules/${version}/.fresh-install" ] || change=upgrade

    linux-update-symlinks "${change}" "${version}" "${image_path}"
fi
rm -f "/lib/modules/${version}/.fresh-install"

if [ -d /etc/kernel/postinst.d ] ; then
    DEB_MAINT_PARAMS="$*" \
    run-parts --report --exit-on-error \
      "--arg=${version}" \
      "--arg=${image_path}" \
    /etc/kernel/postinst.d
fi

exit 0