Re: [PATCH] mm: vmscan: fix setting reclaim mode
From: Mel Gorman
Date: Tue Jan 10 2012 - 04:44:55 EST
On Sun, Jan 08, 2012 at 03:05:03PM +0800, Hillf Danton wrote:
> The check for under memory pressure is corrected, then lumpy reclaim or
> reclaim/compaction could be avoided either when for order-O reclaim or
> when free pages are already low enough.
>
No explanation of problem, how this patch fixes it or what the impact
is.
At a glance, this will have the impact of using sync reclaim at low
reclaim priorities. This is unexpected so needs much better explanation.
--
Mel Gorman
SUSE Labs
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/