Re: [PATCH 08/40] mm: kmem_cache_objsize

From: Peter Zijlstra
Date: Fri May 04 2007 - 14:37:44 EST


On Fri, 2007-05-04 at 11:30 -0700, Christoph Lameter wrote:
> On Fri, 4 May 2007, Peter Zijlstra wrote:
>
> > > Ok so you really need the number of objects per page? If you know the
> > > number of objects then you can calculate the pages needed which would be
> > > the maximum memory needed?
> >
> > Yes, that would work.
>
> Hmmm... Maybe lets have
>
> unsigned kmem_estimate_pages(struct kmem_cache *slab_cache, int objects)
>
> which would calculate the worst case memory scenario for allocation the
> number of indicated objects?

Perfectly fine with me, Pekka, any objections?

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