On Fri, 15 Apr 2011 21:06:22 +0200, Peter Zijlstra said:
> Does your kernel contain c2f7115e2e52a6c187b8c1f54f0e4970bb677be0 ? If
> not, mmotm is based on an old -next and should upgrade ;-)
 
https://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Fsfr%2Flinux-next.git&a=search&h=HEAD&st=commit&s=c2f7115e2e52a6c187b8c1f54f0e4970bb677be0

says 'no match' against 20110415, so I think you and Steve Rothwell need to chat. ;)