linux-kernel - Re: [PATCH 1/5] mm: compaction: encapsulate defer reset logic

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Message-ID: <5293CA44.10904@redhat.com>
Date:	Mon, 25 Nov 2013 17:08:04 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Vlastimil Babka <vbabka@...e.cz>, linux-mm@...ck.org
CC:	linux-kernel@...r.kernel.org, Mel Gorman <mgorman@...e.de>
Subject: Re: [PATCH 1/5] mm: compaction: encapsulate defer reset logic

On 11/25/2013 09:26 AM, Vlastimil Babka wrote:
> Currently there are several functions to manipulate the deferred compaction
> state variables. The remaining case where the variables are touched directly
> is when a successful allocation occurs in direct compaction, or is expected
> to be successful in the future by kswapd. Here, the lowest order that is
> expected to fail is updated, and in the case of direct compaction, the deferred
> status is reset completely.
>
> Create a new function compaction_defer_reset() to encapsulate this
> functionality and make it easier to understand the code. No functional change.
>
> Cc: Mel Gorman <mgorman@...e.de>
> Cc: Rik van Riel <riel@...hat.com>
> Signed-off-by: Vlastimil Babka <vbabka@...e.cz>

Reviewed-by: Rik van Riel <riel@...hat.com>

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