linux-kernel - Re: [patch 4/4] mm: vmscan: move swappiness out of scan

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Message-ID: <20140623065141.GD15594@bbox>
Date:	Mon, 23 Jun 2014 15:51:41 +0900
From:	Minchan Kim <minchan@...nel.org>
To:	Johannes Weiner <hannes@...xchg.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mgorman@...e.de>, Rik van Riel <riel@...hat.com>,
	Michal Hocko <mhocko@...e.cz>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 4/4] mm: vmscan: move swappiness out of scan_control

On Fri, Jun 20, 2014 at 12:33:50PM -0400, Johannes Weiner wrote:
> Swappiness is determined for each scanned memcg individually in
> shrink_zone() and is not a parameter that applies throughout the
> reclaim scan.  Move it out of struct scan_control to prevent
> accidental use of a stale value.
> 
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>
Acked-by: Minchan Kim <minchan@...nel.org>

-- 
Kind regards,
Minchan Kim
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