Direct conversion of one KERN_DEBUG message without DEBUG definition
(suggested by Josh Triplett)

That message will now be disabled by default.  (see
Documentation/CodingStyle Chapter 13)
Signed-off-by: NFabian Frederick <fabf@skynet.be>
Reviewed-by: NJosh Triplett <josh@joshtriplett.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>