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Date: Wed, 08 Aug 2012 10:57:32 -0400
From: Rik van Riel <riel@...hat.com>
To: Minchan Kim <minchan@...nel.org>
CC: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
Mel Gorman <mel@....ul.ie>
Subject: Re: [PATCH] compaction: fix deferring compaction mistake
On 08/07/2012 08:57 PM, Minchan Kim wrote:
> [1] fixed bad deferring policy but made mistake about checking
> compact_order_failed in __compact_pgdat so it can't update
> compact_order_failed with new order. It ends up preventing working
> of deffering policy rightly. This patch fixes it.
Good catch.
> [1] aff62249, vmscan: only defer compaction for failed order and higher
>
> Cc: Rik van Riel <riel@...hat.com>
> Cc: Mel Gorman <mel@....ul.ie>
> Signed-off-by: Minchan Kim <minchan@...nel.org>
Reviewed-by: Rik van Riel <riel@...hat.com>
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