Re: [RFC][PATCH 3/9] mm: page->pfmemalloc only used by slab/skb

[Christoph Lameter]

On Tue, 14 Jan 2014, Dave Hansen wrote:

> page->pfmemalloc does not deserve a spot in 'struct page'.  It is
> only used transiently _just_ after a page leaves the buddy
> allocator.

Why would we need to do this if we are removing the cmpxchg_double?
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