[Ubifs] Reboot -> "recovery needed"?

[Gilles]

On Tue, 28 Jun 2011 15:14:27 +0300, Artem Bityutskiy
<dedekind1 at gmail.com> wrote:
>Then you do not have to worry about UBIFS recovery - it will be quick
>and will do almost nothing - just check that everything is all-right and
>mark the master node as clean.

What is the command for this? Google says that it's part of the Ubifs
source code:

www.spinics.net/lists/stable-commits/msg11702.html