On Fri, 4 May 2007, Benjamin Herrenschmidt wrote:
> > The SLUB allocator relies on struct page fields first_page and slab,
> > overwritten by ptl when SPLIT_PTLOCK: so the SLUB allocator cannot then
> > be used for the lowest level of pagetable pages. This was obstructing
> > SLUB on PowerPC, whi
On Thu, 2007-05-03 at 22:04 +0100, Hugh Dickins wrote:
> On Thu, 3 May 2007, Hugh Dickins wrote:
> >
> > Seems we're all wrong in thinking Christoph's Kconfiggery worked
> > as intended: maybe it just works some of the time. I'm not going
> > to hazard a guess as to how to fix it up, will resume
On Thu, 3 May 2007, Christoph Lameter wrote:
>
> There are SLUB patches pending (not in rc7-mm2 as far as I can recall)
> that reduce the default page order sizes to head off this issue. The
> defaults were initially too large (and they still default to large
> for testing if Mel's Antifrag work
On Thu, 3 May 2007, Hugh Dickins wrote:
> On Thu, 3 May 2007, Hugh Dickins wrote:
> >
> > Seems we're all wrong in thinking Christoph's Kconfiggery worked
> > as intended: maybe it just works some of the time. I'm not going
> > to hazard a guess as to how to fix it up, will resume looking at
> >
On Thu, 3 May 2007, Hugh Dickins wrote:
>
> Seems we're all wrong in thinking Christoph's Kconfiggery worked
> as intended: maybe it just works some of the time. I'm not going
> to hazard a guess as to how to fix it up, will resume looking at
> the powerpc's quicklist potential later.
Here's the
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