Messages in this thread | | | Date | Fri, 12 Aug 2011 11:27:18 -0400 | From | Rik van Riel <> | Subject | Re: [PATCH 7/7] mm: vmscan: Immediately reclaim end-of-LRU dirty pages when writeback completes |
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On 08/10/2011 06:47 AM, Mel Gorman wrote: > When direct reclaim encounters a dirty page, it gets recycled around > the LRU for another cycle. This patch marks the page PageReclaim > similar to deactivate_page() so that the page gets reclaimed almost > immediately after the page gets cleaned. This is to avoid reclaiming > clean pages that are younger than a dirty page encountered at the > end of the LRU that might have been something like a use-once page. > > Signed-off-by: Mel Gorman<mgorman@suse.de> > Acked-by: Johannes Weiner<jweiner@redhat.com>
I'm thinking we may need to add some code to ClearPageReclaim to mark_page_accessed, but that would be completely independent of these patches, so ...
Reviewed-by: Rik van Riel <riel@redhat.com>
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