1[Unit] 2Description=Rollback bootfs just before it is mounted 3Requisite=zfs-import.target 4After=zfs-import.target dracut-pre-mount.service zfs-snapshot-bootfs.service 5Before=dracut-mount.service 6DefaultDependencies=no 7ConditionKernelCommandLine=bootfs.rollback 8 9[Service] 10Type=oneshot 11ExecStart=/bin/sh -c '. /lib/dracut-zfs-lib.sh; decode_root_args || exit; [ "$root" = "zfs:AUTO" ] && root="$BOOTFS"; SNAPNAME="$(getarg bootfs.rollback)"; exec @sbindir@/zfs rollback -Rf "$root@${SNAPNAME:-%v}"' 12RemainAfterExit=yes 13