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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, 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 B6CFCC33CB1 for ; Fri, 17 Jan 2020 15:20:26 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8D7682064C for ; Fri, 17 Jan 2020 15:20:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D7682064C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 24DDD6B04B1; Fri, 17 Jan 2020 10:20:26 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1FF0E6B04B2; Fri, 17 Jan 2020 10:20:26 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 115E06B04B3; Fri, 17 Jan 2020 10:20:26 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0206.hostedemail.com [216.40.44.206]) by kanga.kvack.org (Postfix) with ESMTP id EDAB46B04B1 for ; Fri, 17 Jan 2020 10:20:25 -0500 (EST) Received: from smtpin30.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with SMTP id 87C5F824805A for ; Fri, 17 Jan 2020 15:20:25 +0000 (UTC) X-FDA: 76387487610.30.flame11_3ddcc0317e95a X-HE-Tag: flame11_3ddcc0317e95a X-Filterd-Recvd-Size: 1915 Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by imf19.hostedemail.com (Postfix) with ESMTP for ; Fri, 17 Jan 2020 15:20:24 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 8BFBAACC6; Fri, 17 Jan 2020 15:20:23 +0000 (UTC) Date: Fri, 17 Jan 2020 16:20:22 +0100 From: Michal Hocko To: Li Xinhai Cc: Mike Kravetz , "linux-mm@kvack.org" , akpm , "yang.shi" , n-horiguchi Subject: Re: [PATCH 2/2] mm/mempolicy: Skip walking HUGETLB vma if MPOL_MF_STRICT is specified alone Message-ID: <20200117152022.GI19428@dhcp22.suse.cz> References: <1578993378-10860-1-git-send-email-lixinhai.lxh@gmail.com> <1578993378-10860-2-git-send-email-lixinhai.lxh@gmail.com> <2020011422092314671410@gmail.com> <20200116075933.GN19428@dhcp22.suse.cz> <20200117103819968585195@gmail.com> <20200117075759.GH19428@dhcp22.suse.cz> <20200117200521532456232@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200117200521532456232@gmail.com> User-Agent: Mutt/1.12.2 (2019-09-21) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000344, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri 17-01-20 20:05:23, Li Xinhai wrote: [...] > Now, for my case, I am doing workaround workaround for what? > by call mbind then check the > numa_maps, instead of just call mbind. So, I'd like option #3 is there. That is > a simple change, and I am glad to add this function if no objection. Any reason you cannot use move_pages syscall? -- Michal Hocko SUSE Labs