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=-3.8 required=3.0 tests=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 8BB26C35240 for ; Sun, 26 Jan 2020 10:27:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 66EFF2083E for ; Sun, 26 Jan 2020 10:27:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387410AbgAZK1S (ORCPT ); Sun, 26 Jan 2020 05:27:18 -0500 Received: from mga17.intel.com ([192.55.52.151]:7005 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729213AbgAZK1S (ORCPT ); Sun, 26 Jan 2020 05:27:18 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Jan 2020 02:27:17 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,365,1574150400"; d="scan'208";a="428720075" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by fmsmga006.fm.intel.com with ESMTP; 26 Jan 2020 02:27:16 -0800 From: Wei Yang To: akpm@linux-foundation.org Cc: mhocko@suse.com, yang.shi@linux.alibaba.com, rientjes@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Wei Yang Subject: [Patch v3 0/4] cleanup on do_pages_move() Date: Sun, 26 Jan 2020 18:26:19 +0800 Message-Id: <20200126102623.9616-1-richardw.yang@linux.intel.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The logic in do_pages_move() is a little mess for audience to read and has some potential error on handling the return value. Especially there are three calls on do_move_pages_to_node() and store_status() with almost the same form. This patch set tries to make the code a little friendly for audience by consolidate the calls. v3: * rebase on top of Yang Shi's fix "mm: move_pages: report the number of non-attempted pages" v2: * remove some unnecessary cleanup Wei Yang (4): mm/migrate.c: not necessary to check start and i mm/migrate.c: wrap do_move_pages_to_node() and store_status() mm/migrate.c: check pagelist in move_pages_and_store_status() mm/migrate.c: handle same node and add failure in the same way mm/migrate.c | 90 ++++++++++++++++++++++++---------------------------- 1 file changed, 42 insertions(+), 48 deletions(-) -- 2.17.1