name : kernel_prerm.d_dkms #!/bin/bash # This script is triggered when the kernel (linux-image) package is being # removed. We're passed the version of the kernel being removed. inst_kern=$1 if command -v dkms > /dev/null; then dkms status -k "$inst_kern" 2>/dev/null | while IFS=",:/ " read -r name vers _ arch status; do [ "$status" = "installed" ] || continue echo "dkms: removing: $name $vers ($inst_kern) ($arch)" >&2 # Compromise on using 'unbuild' to remove the module when a # kernel is being removed. The 'remove' command is too # destructive. The 'uninstall' command leaves built files # around that have no other trigger to 'unbuild' them. # (Triggering 'unbuild' on kernel header removal would not be # a good idea because that would also cause the module to be # uninstalled for the kernel, even though only the headers are # being removed.) dkms unbuild -m "$name" -v "$vers" -k "$inst_kern" -a "$arch" done fi rmdir --ignore-fail-on-non-empty \ "/lib/modules/$inst_kern/updates/dkms" \ "/lib/modules/$inst_kern/updates" 2>/dev/null exit 0