Re: [PATCH v2 00/15] slab: overload struct slab over struct page toreduce memory usage

[Christoph Lameter]

On Thu, 17 Oct 2013, Pekka Enberg wrote:

> On 10/16/13 10:34 PM, Andrew Morton wrote:
> > On Wed, 16 Oct 2013 17:43:57 +0900 Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
> > wrote:
> >
> > > There is two main topics in this patchset. One is to reduce memory usage
> > > and the other is to change a management method of free objects of a slab.
> > >
> > > The SLAB allocate a struct slab for each slab. The size of this structure
> > > except bufctl array is 40 bytes on 64 bits machine. We can reduce memory
> > > waste and cache footprint if we overload struct slab over struct page.
> > Seems a good idea from a quick look.
>
> Indeed.
>
> Christoph, I'd like to pick this up and queue for linux-next. Any
> objections or comments to the patches?

I think this is fine. I have looked through the whole set repeatedly and
like the overall approach but I have I have only commented in detail on a
the beginning part of it. There was always something coming up. Sigh.


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