From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752625AbbJWKha (ORCPT ); Fri, 23 Oct 2015 06:37:30 -0400 Received: from mail-pa0-f50.google.com ([209.85.220.50]:35859 "EHLO mail-pa0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750953AbbJWKh3 (ORCPT ); Fri, 23 Oct 2015 06:37:29 -0400 Date: Fri, 23 Oct 2015 19:37:20 +0900 From: Tejun Heo To: Michal Hocko Cc: Tetsuo Handa , cl@linux.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, rientjes@google.com, oleg@redhat.com, kwalker@redhat.com, akpm@linux-foundation.org, hannes@cmpxchg.org, vdavydov@parallels.com, skozina@redhat.com, mgorman@suse.de, riel@redhat.com Subject: Re: [PATCH] mm,vmscan: Use accurate values for zone_reclaimable()checks Message-ID: <20151023103720.GB4170@mtj.duckdns.org> References: <20151022151528.GG30579@mtj.duckdns.org> <20151022153559.GF26854@dhcp22.suse.cz> <20151022153703.GA3899@mtj.duckdns.org> <20151022154922.GG26854@dhcp22.suse.cz> <20151022184226.GA19289@mtj.duckdns.org> <201510230642.HDF57807.QJtSOVFFOMLHOF@I-love.SAKURA.ne.jp> <20151023083612.GC2410@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20151023083612.GC2410@dhcp22.suse.cz> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 23, 2015 at 10:36:12AM +0200, Michal Hocko wrote: > If WQ_MEM_RECLAIM can really guarantee one worker as described in the > documentation then I agree that fixing vmstat is a better fix. But that > doesn't seem to be the case currently. It does. -- tejun