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Message-ID: <20110812131042.GB32335@tiehlicka.suse.cz> Date: Fri, 12 Aug 2011 15:10:42 +0200 From: Michal Hocko <mhocko@...e.cz> To: Johannes Weiner <jweiner@...hat.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org, linux-kernel@...r.kernel.org, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, Ying Han <yinghan@...gle.com>, Balbir Singh <bsingharora@...il.com>, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>, Daisuke Nishimura <nishimura@....nes.nec.co.jp>, Mel Gorman <mel@....ul.ie> Subject: Re: [patch 1/2] mm: vmscan: fix force-scanning small targets without swap On Thu 11-08-11 22:31:54, Johannes Weiner wrote: > Without swap, anonymous pages are not scanned. As such, they should > not count when considering force-scanning a small target if there is > no swap. > > Otherwise, targets are not force-scanned even when their effective > scan number is zero and the other conditions--kswapd/memcg--apply. > > Signed-off-by: Johannes Weiner <jweiner@...hat.com> We are calculating nr_force_scan even if it is not needed but this shouldn't hurt. Reviewed-by: Michal Hocko <mhocko@...e.cz> -- Michal Hocko SUSE Labs SUSE LINUX s.r.o. Lihovarska 1060/12 190 00 Praha 9 Czech Republic -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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