Re: [PATCH 05/33] mm: kmem_estimate_pages()

[Peter Zijlstra]

On Wed, 2007-10-31 at 14:43 +1100, Nick Piggin wrote:
> On Wednesday 31 October 2007 03:04, Peter Zijlstra wrote:
> > Provide a method to get the upper bound on the pages needed to allocate
> > a given number of objects from a given kmem_cache.
> >
> 
> Fair enough, but just to make it a bit easier, can you provide a
> little reason of why in this patch (or reference the patch number
> where you use it, or put it together with the patch where you use
> it, etc.).

A generic reserve framework, as seen in patch 11/23, needs to be able
convert from a object demand (kmalloc() bytes, kmem_cache_alloc()
objects) to a page reserve.

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