>
> * Andrew Morton <akpm@linux-foundation.org> wrote:
>
> > It's a kmap_atomic() debugging patch which I wrote ages ago and whcih
> > Ingo sucked into his tree. I don't _think_ this warning is present in
> > your tree at all.
> >
> >
http://lkml.org/lkml/2007/11/29/157 is where it starts.
> >
> > I had a lenghty back-and-forth with Christoph on this within the past
> > couple of months and I cannot locate the thread and I don't recall
> > what the upshot was and Christoph is still offline.
> >
> > Knocking out __GFP_ZERO at the point where the slab allocator(s) call
> > the page allocator seems like a good approach to me.
> >
> > But I don't think we need to do anything for 2.6.24..
>
> ok - Rafael, please strike this off the regressions list, there is no
> problem in .24 other than the double memset for some SLOB metadata.