From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6014C32751 for ; Wed, 31 Jul 2019 08:17:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7D7C2089E for ; Wed, 31 Jul 2019 08:17:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564561050; bh=NwbE/0pMmuZPDFyvTPiOsRMpthnFl9m+QUuM0JnnLdc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Fef4com/imn1mJ492bN504dVEnz8yb+kRbaP+hpfC3estJ3i+UTP7OCOgSfkq1vNT lQ9Z2lPSsCdvvXMTzvW665N5kO0IllEcQdoftVLW5uw8mdq1W9jVh/btBSCYPianqh 8J6y84UFknEOUWx1WfyvwvW+NhNdLDBAUxe0MSyE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727160AbfGaIR3 (ORCPT ); Wed, 31 Jul 2019 04:17:29 -0400 Received: from mx2.suse.de ([195.135.220.15]:53616 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726185AbfGaIR3 (ORCPT ); Wed, 31 Jul 2019 04:17:29 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id C289CAF54; Wed, 31 Jul 2019 08:17:27 +0000 (UTC) Date: Wed, 31 Jul 2019 10:17:26 +0200 From: Michal Hocko To: Andrew Morton Cc: David Rientjes , Mel Gorman , Andrea Arcangeli , Vlastimil Babka , Zi Yan , Stefan Priebe - Profihost AG , "Kirill A. Shutemov" , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] Revert "mm, thp: restore node-local hugepage allocations" Message-ID: <20190731081726.GB9330@dhcp22.suse.cz> References: <20190503223146.2312-1-aarcange@redhat.com> <20190503223146.2312-3-aarcange@redhat.com> <20190520153621.GL18914@techsingularity.net> <20190523175737.2fb5b997df85b5d117092b5b@linux-foundation.org> <20190730131127.GT9330@dhcp22.suse.cz> <20190730110544.84d91ba80365cf35f5aae291@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190730110544.84d91ba80365cf35f5aae291@linux-foundation.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue 30-07-19 11:05:44, Andrew Morton wrote: > On Tue, 30 Jul 2019 15:11:27 +0200 Michal Hocko wrote: > > > On Thu 23-05-19 17:57:37, Andrew Morton wrote: > > [...] > > > It does appear to me that this patch does more good than harm for the > > > totality of kernel users, so I'm inclined to push it through and to try > > > to talk Linus out of reverting it again. > > > > What is the status here? > > I doesn't seem that the mooted alternatives will be happening any time > soon, > > I would like a version of this patch which has a changelog which fully > describes our reasons for reapplying the reverted revert. http://lkml.kernel.org/r/20190503223146.2312-3-aarcange@redhat.com went in great details IMHO about the previous decision as well as adverse effect on swapout. Do you have any suggestions on what is missing there? -- Michal Hocko SUSE Labs