Re: [PATCH 1/3] mm,slub,x86: decouple size of struct page fromCONFIG_CMPXCHG_LOCAL

From: Christoph Lameter
Date: Thu Nov 10 2011 - 10:07:04 EST


On Thu, 10 Nov 2011, Heiko Carstens wrote:

> If an architecture supports CMPXCHG_LOCAL this shouldn't result automatically
> in larger struct pages if the SLUB allocator is used. Instead introduce a new
> config option "HAVE_ALIGNED_STRUCT_PAGE" which can be selected if a double
> word aligned struct page is required.
> Also update x86 Kconfig so that it should work as before.

Acked-by: Christoph Lameter <cl@xxxxxxxxx>
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