On Wed, 25 May 2011 16:42:14 +0200, Tejun Heo said:

> > You can get a good idea of the code quality if you grep for users. I
> > don't think it's an accident at all that the two big blocks are
> > ide-tape and some infiniband drivers.
> 
> Maybe, but also ilog2() is relatively new and most already had ways to
> deal with bit positions and masks, so the uptake is expected to be
> slow.

One has to wonder how ide-tape got to be a early-adopter user of *anything*.