From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail6.bemta8.messagelabs.com (mail6.bemta8.messagelabs.com [216.82.243.55]) by kanga.kvack.org (Postfix) with ESMTP id CA8956B00EE for ; Thu, 11 Aug 2011 05:26:41 -0400 (EDT) Received: from m2.gw.fujitsu.co.jp (unknown [10.0.50.72]) by fgwmail5.fujitsu.co.jp (Postfix) with ESMTP id 8CB783EE0AE for ; Thu, 11 Aug 2011 18:26:38 +0900 (JST) Received: from smail (m2 [127.0.0.1]) by outgoing.m2.gw.fujitsu.co.jp (Postfix) with ESMTP id 66DBD45DE81 for ; Thu, 11 Aug 2011 18:26:38 +0900 (JST) Received: from s2.gw.fujitsu.co.jp (s2.gw.fujitsu.co.jp [10.0.50.92]) by m2.gw.fujitsu.co.jp (Postfix) with ESMTP id 4D9BD45DE7A for ; Thu, 11 Aug 2011 18:26:38 +0900 (JST) Received: from s2.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s2.gw.fujitsu.co.jp (Postfix) with ESMTP id 3FBC11DB8046 for ; Thu, 11 Aug 2011 18:26:38 +0900 (JST) Received: from m106.s.css.fujitsu.com (m106.s.css.fujitsu.com [10.240.81.146]) by s2.gw.fujitsu.co.jp (Postfix) with ESMTP id 0C5161DB803E for ; Thu, 11 Aug 2011 18:26:38 +0900 (JST) Date: Thu, 11 Aug 2011 18:19:13 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [PATCH 7/7] mm: vmscan: Immediately reclaim end-of-LRU dirty pages when writeback completes Message-Id: <20110811181913.ea81b7e0.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <1312973240-32576-8-git-send-email-mgorman@suse.de> References: <1312973240-32576-1-git-send-email-mgorman@suse.de> <1312973240-32576-8-git-send-email-mgorman@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Mel Gorman Cc: Linux-MM , LKML , XFS , Dave Chinner , Christoph Hellwig , Johannes Weiner , Wu Fengguang , Jan Kara , Rik van Riel , Minchan Kim On Wed, 10 Aug 2011 11:47:20 +0100 Mel Gorman wrote: > When direct reclaim encounters a dirty page, it gets recycled around > the LRU for another cycle. This patch marks the page PageReclaim > similar to deactivate_page() so that the page gets reclaimed almost > immediately after the page gets cleaned. This is to avoid reclaiming > clean pages that are younger than a dirty page encountered at the > end of the LRU that might have been something like a use-once page. > > Signed-off-by: Mel Gorman > Acked-by: Johannes Weiner Reviewed-by: KAMEZAWA Hiroyuki -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org