Module                  Size  Used by    Not tainted
nls_cp437               4384   2  (autoclean)
msdos                   4668   1  (autoclean)
keybdev                 1664   0  (unused)
usbkbd                  2848   0  (unused)
input                   3072   0  [keybdev usbkbd]
usb-uhci               20708   0  (unused)
usbcore                48032   0  [usbkbd usb-uhci]