Thread (43 messages) 43 messages, 7 authors, 2011-08-03

Re: [PATCH 7/8] mm: vmscan: Immediately reclaim end-of-LRU dirty pages when writeback completes

From: Johannes Weiner <hidden>
Date: 2011-08-03 11:27:18
Also in: linux-xfs, lkml

On Thu, Jul 21, 2011 at 05:28:49PM +0100, 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>
Apart from the naming of the counter (I like nr_reclaim_preferred),

Acked-by: Johannes Weiner <redacted>

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