Comment 107 for bug 556232

here's the reply I got from one of the kernel guys:
smb> anoteng, Just supplies user-space half of some tools (perf afaik). For testing it should be safe to force
<apw> anoteng, i think you were pretty unlucjy there, pretty sure that that dependancy was not there for very long at all
<apw> anoteng, and yes you can ignore it and push the package harder