On Sat, 24 Jan 2015 02:16:23 -0500, Johannes Weiner said:

> I would generally agree, but this code, which implements a userspace
> interface, is already grotesquely inefficient and heavyhanded.  It's
> also superseded in the next release, so we can just keep this simple
> at this point.

Wait, what?  Userspace interface that's superceded in the next release?

I *hope* this was intended as "Yes,it's ugly in v4 of the patch, v5 is
a lot cleaner..."