There are some post 0.5 patches at: http://git.infradead.org/?p=latencytop.git And one from Chris Mason <chris.mason> with a feature: "Add latencytop -c to dump process information to the console" at https://oss.oracle.com/~mason/latencytop.patch git tree with all patches: https://github.com/cataliniacob/latencytop/
This bug appears to have been reported against 'rawhide' during the Fedora 22 development cycle. Changing version to '22'. More information and reason for this action is here: https://fedoraproject.org/wiki/Fedora_Program_Management/HouseKeeping/Fedora22