Re: [patch] SLQB slab allocator

Christoph Lameter
2009-01-23T15:56:17Z

On Fri, 23 Jan 2009, Pekka Enberg wrote:

> On Thu, 22 Jan 2009, Pekka Enberg wrote:
> > > That is, a list of pages that could be returned to the page allocator
> > > but are pooled in SLUB to avoid the page allocator overhead. Note that
> > > this will not help allocators that trigger page allocator pass-through.
>
> On Fri, 2009-01-23 at 10:32 -0500, Christoph Lameter wrote:
> > We use the partial list for that.
>
> Even if the slab is totally empty?

The MIN_PARTIAL thingy can keep pages around even if the slab becomes
totally empty in order to avoid page allocator trips.