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SubjectRe: [PATCH] mm: count only reclaimable lru pages
On Thu, 16 Jul 2009, Wu Fengguang wrote:

> When swap is full or not present, the anon lru lists are not reclaimable
> and thus won't be scanned. So the anon pages shall not be counted. Also
> rename the function names to reflect the new meaning.
> It can greatly (and correctly) increase the slab scan rate under high memory
> pressure (when most file pages have been reclaimed and swap is full/absent),
> thus avoid possible false OOM kills.

Reclaimable? Are all pages on the LRUs truly reclaimable?

Aside from that nit.

Reviewed-by: Christoph Lameter <>

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