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SubjectRe: [patch 1/4] mm: exclude reserved pages from dirtyable memory
On 09/20/2011 09:45 AM, Johannes Weiner wrote:
> The amount of dirtyable pages should not include the total number of
> free pages: there is a number of reserved pages that the page
> allocator and kswapd always try to keep free.
> The closer (reclaimable pages - dirty pages) is to the number of
> reserved pages, the more likely it becomes for reclaim to run into
> dirty pages:

> Signed-off-by: Johannes Weiner<>

Reviewed-by: Rik van Riel <>

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