The following packages have been kept back:
  bind9-host dnsutils kde-window-manager kde-window-manager-common kde-workspace
  kde-workspace-bin kde-workspace-data kde-workspace-kgreet-plugins kinfocenter ksysguard
  ksysguardd libbind9-80 libisccc80 libisccfg82 libkdecorations4abi1 libkephal4abi1
  libkscreensaver5 libksgrd4 libksignalplotter4 libkwineffects1abi4 libkwinglutils1abi1
  libkwinnvidiahack4 libkworkspace4abi2 liblwres80 libplasma-geolocation-interface4
  libplasmaclock4abi3 libplasmagenericshell4 libprocesscore4abi1 libprocessui4a
  libsolidcontrol4abi2 libsolidcontrolifaces4abi2 libstreamanalyzer0 libstreams0
  libtaskmanager4abi3 libweather-ion6 linux-headers-generic linux-image-generic
  plasma-dataengines-workspace plasma-desktop plasma-netbook plasma-widgets-workspace
  usb-creator-common usb-creator-kde
0 upgraded, 0 newly installed, 0 to remove and 43 not upgraded.