From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with ESMTP id 99912900138 for ; Wed, 10 Aug 2011 19:22:09 -0400 (EDT) Received: by qyk7 with SMTP id 7so1150777qyk.14 for ; Wed, 10 Aug 2011 16:22:07 -0700 (PDT) MIME-Version: 1.0 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> Date: Thu, 11 Aug 2011 08:22:07 +0900 Message-ID: Subject: Re: [PATCH 7/7] mm: vmscan: Immediately reclaim end-of-LRU dirty pages when writeback completes From: Minchan Kim Content-Type: text/plain; charset=UTF-8 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 On Wed, Aug 10, 2011 at 7:47 PM, 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: Minchan Kim -- Kind regards, Minchan Kim -- 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