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 BFD36C433E0 for ; Wed, 20 Jan 2021 06:15:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7BE5D2313C for ; Wed, 20 Jan 2021 06:15:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726199AbhATGPA (ORCPT ); Wed, 20 Jan 2021 01:15:00 -0500 Received: from mga05.intel.com ([192.55.52.43]:39834 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728907AbhATGOE (ORCPT ); Wed, 20 Jan 2021 01:14:04 -0500 IronPort-SDR: E8BRTE5uocQn6uiFp9UvE8X+fLuVSpBw/Kd5ujtMY4FvP5HpA9KitHZIhCQqiRaTZQLNAkj7MH tIeOswAD/fXg== X-IronPort-AV: E=McAfee;i="6000,8403,9869"; a="263861777" X-IronPort-AV: E=Sophos;i="5.79,360,1602572400"; d="scan'208";a="263861777" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Jan 2021 22:13:21 -0800 IronPort-SDR: cb/LPdqap+NBCBq8dn8vJUVttOnSwklJfB9TdxDaLVeKn0SURH1SP3VtA7RNRInWqFmRQmrZ1B R8jsSofSnEHQ== X-IronPort-AV: E=Sophos;i="5.79,360,1602572400"; d="scan'208";a="384449244" 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; 19 Jan 2021 22:13:17 -0800 From: Huang Ying To: Andrew Morton , Mel Gorman Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Huang Ying , "Matthew Wilcox (Oracle)" , Rafael Aquini , Ingo Molnar , Rik van Riel , Johannes Weiner , Dave Hansen , Andi Kleen , Michal Hocko , David Rientjes , linux-api@vger.kernel.org Subject: [PATCH -V9 0/3] numa balancing: Migrate on fault among multiple bound nodes Date: Wed, 20 Jan 2021 14:12:32 +0800 Message-Id: <20210120061235.148637-1-ying.huang@intel.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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: v9: - Rebased on latest mmotm kernel v5.11-rc3-mmots-2021-01-12-02-00 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