From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-f200.google.com (mail-lb0-f200.google.com [209.85.217.200]) by kanga.kvack.org (Postfix) with ESMTP id E29976B0005 for ; Wed, 15 Jun 2016 10:28:05 -0400 (EDT) Received: by mail-lb0-f200.google.com with SMTP id jf8so10597672lbc.3 for ; Wed, 15 Jun 2016 07:28:05 -0700 (PDT) Received: from mx2.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id x141si16925811lfd.47.2016.06.15.07.28.04 for (version=TLS1 cipher=AES128-SHA bits=128/128); Wed, 15 Jun 2016 07:28:04 -0700 (PDT) Subject: Re: [PATCH 07/27] mm, vmscan: Remove balance gap References: <1465495483-11855-1-git-send-email-mgorman@techsingularity.net> <1465495483-11855-8-git-send-email-mgorman@techsingularity.net> From: Vlastimil Babka Message-ID: <686f13b7-a80b-d7e2-a057-6e5822866648@suse.cz> Date: Wed, 15 Jun 2016 16:28:03 +0200 MIME-Version: 1.0 In-Reply-To: <1465495483-11855-8-git-send-email-mgorman@techsingularity.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Mel Gorman , Andrew Morton , Linux-MM Cc: Rik van Riel , Johannes Weiner , LKML On 06/09/2016 08:04 PM, Mel Gorman wrote: > The balance gap was introduced to apply equal pressure to all zones when > reclaiming for a higher zone. With node-based LRU, the need for the balance > gap is removed and the code is dead so remove it. > > Signed-off-by: Mel Gorman Acked-by: Vlastimil Babka > --- > mm/vmscan.c | 19 ++++++++----------- > 1 file changed, 8 insertions(+), 11 deletions(-) Also this: include/linux/swap.h:#define KSWAPD_ZONE_BALANCE_GAP_RATIO 100 -- 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/ . Don't email: email@kvack.org