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=-6.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 A16CAC433DB for ; Wed, 6 Jan 2021 06:58:34 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 157CC230FB for ; Wed, 6 Jan 2021 06:58:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 157CC230FB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 3BA856B008A; Wed, 6 Jan 2021 01:58:32 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 36AD46B008C; Wed, 6 Jan 2021 01:58:32 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 280B88D0090; Wed, 6 Jan 2021 01:58:32 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0067.hostedemail.com [216.40.44.67]) by kanga.kvack.org (Postfix) with ESMTP id 136ED6B008A for ; Wed, 6 Jan 2021 01:58:32 -0500 (EST) Received: from smtpin16.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id C176A181AC9B6 for ; Wed, 6 Jan 2021 06:58:31 +0000 (UTC) X-FDA: 77674446822.16.screw80_5312b24274df Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin16.hostedemail.com (Postfix) with ESMTP id A4CF1100E6903 for ; Wed, 6 Jan 2021 06:58:31 +0000 (UTC) X-HE-Tag: screw80_5312b24274df X-Filterd-Recvd-Size: 2925 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by imf10.hostedemail.com (Postfix) with ESMTP for ; Wed, 6 Jan 2021 06:58:30 +0000 (UTC) IronPort-SDR: A3aJZ+PX3gTYg3LQKvaQ40jfnBw5F7KWUuHicyv0ayHloSD0Mkm82Nf7BOBf3/Dpu3rzkSIMf0 W5PFAWMNiUVQ== X-IronPort-AV: E=McAfee;i="6000,8403,9855"; a="177338993" X-IronPort-AV: E=Sophos;i="5.78,479,1599548400"; d="scan'208";a="177338993" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2021 22:58:27 -0800 IronPort-SDR: V7sGmdYYCN1tQwjVrCk6An1Pm3BqNZ2Us98od4VYvNSkZVOCHBb20eH3E6kisFOkkxi4vGlsCR 4Ly0k4hiJ5Ug== X-IronPort-AV: E=Sophos;i="5.78,479,1599548400"; d="scan'208";a="379178198" Received: from yhuang6-mobl1.sh.intel.com ([10.238.6.89]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2021 22:58:23 -0800 From: Huang Ying To: Peter Zijlstra , Mel Gorman Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Huang Ying , "Matthew Wilcox (Oracle)" , Rafael Aquini , Andrew Morton , Ingo Molnar , Rik van Riel , Johannes Weiner , Dave Hansen , Andi Kleen , Michal Hocko , David Rientjes , linux-api@vger.kernel.org Subject: [PATCH -V8 0/3] numa balancing: Migrate on fault among multiple bound nodes Date: Wed, 6 Jan 2021 14:57:51 +0800 Message-Id: <20210106065754.17955-1-ying.huang@intel.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: To make it possible to optimize cross-socket memory accessing with AutoNUMA even if the memory of the application is bound to multiple NUMA nodes. Patch [2/3] and [3/3] are NOT kernel patches. Instead, they are patches for man-pages and numactl respectively. They are sent together to make it easy to review the newly added kernel API. Changes: v8: - Rebased on latest upstream kernel v5.11-rc2 v7: - Make set_mempolicy() return -1 with errno is set to EINVAL if mode isn't MPOL_BIND per Mel's comments. Revise document accordingly too. v6: - Rebased on latest upstream kernel v5.10-rc5 - Added some benchmark data and example in patch description of [1/3] - Rename AutoNUMA to NUMA Balancing - Add patches to man-pages [2/3] and numactl [3/3] v5: - Remove mbind() support, because it's not clear that it's necessary. v4: - Use new flags instead of reuse MPOL_MF_LAZY. v3: - Rebased on latest upstream (v5.10-rc3) - Revised the change log. v2: - Rebased on latest upstream (v5.10-rc1) Best Regards, Huang, Ying