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_MUTT autolearn=ham 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 1AACFC48BE2 for ; Thu, 20 Jun 2019 10:55:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E87652082C for ; Thu, 20 Jun 2019 10:55:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561028120; bh=ARd8o7DsVO6LyiT+h3owUTvWRaLdT1ZGMsrV1pSgkEE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Fkz8tWy0rBDCu0BWg8qZanXCwwJGMxwGnLRojcXPLDu9I77v4BE1+B9UWP/1mmsY2 bRMVVRed8lBv5+qOO5etmn1ej/G4tSppk9Xq3e6Z/UavpFdFjtfd/PrYnY5hQpPbQf jgMtbuRVUGaXmA+fpoFiJLSDJ+qDlJoj8ZtqlUwE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726729AbfFTKzS (ORCPT ); Thu, 20 Jun 2019 06:55:18 -0400 Received: from mx2.suse.de ([195.135.220.15]:37298 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726211AbfFTKzS (ORCPT ); Thu, 20 Jun 2019 06:55:18 -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 03F8AAD12; Thu, 20 Jun 2019 10:55:16 +0000 (UTC) Date: Thu, 20 Jun 2019 12:55:15 +0200 From: Michal Hocko To: Minchan Kim Cc: Andrew Morton , linux-mm , LKML , linux-api@vger.kernel.org, Johannes Weiner , Tim Murray , Joel Fernandes , Suren Baghdasaryan , Daniel Colascione , Shakeel Butt , Sonny Rao , Brian Geffon , jannh@google.com, oleg@redhat.com, christian@brauner.io, oleksandr@redhat.com, hdanton@sina.com, lizeb@google.com Subject: Re: [PATCH v2 4/5] mm: introduce MADV_PAGEOUT Message-ID: <20190620105515.GE12083@dhcp22.suse.cz> References: <20190610111252.239156-1-minchan@kernel.org> <20190610111252.239156-5-minchan@kernel.org> <20190619132450.GQ2968@dhcp22.suse.cz> <20190620041620.GB105727@google.com> <20190620070444.GB12083@dhcp22.suse.cz> <20190620084040.GD105727@google.com> <20190620092209.GD12083@dhcp22.suse.cz> <20190620103215.GF105727@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190620103215.GF105727@google.com> 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 Thu 20-06-19 19:32:15, Minchan Kim wrote: [...] > Then, okay, I will add can_do_mincore similar check for the MADV_PAGEOUT syscall > if others have different ideas. Great that we are on the same page. We can simply skip over those pages. -- Michal Hocko SUSE Labs