Re: [PATCH 06/11] mm: compaction: make isolate_lru_page() filter-awareagain

[Rik van Riel]

On 12/14/2011 10:41 AM, Mel Gorman wrote:
> Commit [39deaf85: mm: compaction: make isolate_lru_page() filter-aware]
> noted that compaction does not migrate dirty or writeback pages and
> that is was meaningless to pick the page and re-add it to the LRU list.
> This had to be partially reverted because some dirty pages can be
> migrated by compaction without blocking.
>
> This patch updates "mm: compaction: make isolate_lru_page" by skipping
> over pages that migration has no possibility of migrating to minimise
> LRU disruption.
>
> Signed-off-by: Mel Gorman<mgorman@xxxxxxx>

Reviewed-by: Rik van Riel<riel@xxxxxxxxxx>

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