Nokia-N900:~# apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages have been kept back:
  libqtm-12 libqtm-12-connectivity libqtm-12-messaging libqtm-12-versit librtcom-eventlogger1-async
  libsdl-mixer1.2 python-pyside
The following packages will be upgraded:
  maemosec-certman-tools osso-pdf-viewer osso-wlan
3 upgraded, 0 newly installed, 0 to remove and 7 not upgraded.
Need to get 488kB of archives.
After this operation, 0B of additional disk space will be used.
Do you want to continue [Y/n]?