2 ctags
--recurse * /lib
/modules
/`uname -r`/source
/{include
,kernel
,lib
,drivers
/usb
,drivers
/media
/video
}
3 ctags
-e --recurse * /lib
/modules
/`uname -r`/source
/{include
,kernel
,lib
,drivers
/usb
,drivers
/media
/video
}